21153168768

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:817

約数の個数: 256

約数和(自身を含む): 61321420800

約数和(自身を除く): 40168252032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 37, 38, 48, 57, 64, 74, 76, 96, 111, 114, 127, 128, 148, 152, 192, 222, 228, 254, 296, 304, 381, 384, 444, 456, 508, 592, 608, 617, 703, 762, 888, 912, 1016, 1184, 1216, 1234, 1406, 1524, 1776, 1824, 1851, 2032, 2109, 2368, 2413, 2432, 2468, 2812, 3048, 3552, 3648, 3702, 4064, 4218, 4699, 4736, 4826, 4936, 5624, 6096, 7104, 7239, 7296, 7404, 8128, 8436, 9398, 9652, 9872, 11248, 11723, 12192, 14097, 14208, 14478, 14808, 16256, 16872, 18796, 19304, 19744, 22496, 22829, 23446, 24384, 28194, 28956, 29616, 33744, 35169, 37592, 38608, 39488, 44992, 45658, 46892, 48768, 56388, 57912, 59232, 67488, 68487, 70338, 75184, 77216, 78359, 78976, 89281, 89984, 91316, 93784, 112776, 115824, 118464, 134976, 136974, 140676, 150368, 154432, 156718, 178562, 182632, 187568, 225552, 231648, 235077, 236928, 267843, 269952, 273948, 281352, 300736, 308864, 313436, 357124, 365264, 375136, 433751, 451104, 463296, 470154, 535686, 547896, 562704, 601472, 626872, 714248, 730528, 750272, 867502, 902208, 926592, 940308, 1071372, 1095792, 1125408, 1253744, 1301253, 1428496, 1461056, 1488821, 1500544, 1735004, 1804416, 1880616, 2142744, 2191584, 2250816, 2507488, 2602506, 2856992, 2899283, 2922112, 2977642, 3470008, 3761232, 4285488, 4383168, 4466463, 4501632, 5014976, 5205012, 5713984, 5798566, 5955284, 6940016, 7522464, 8570976, 8697849, 8766336, 8932926, 10029952, 10410024, 11427968, 11597132, 11910568, 13880032, 15044928, 17141952, 17395698, 17865852, 20820048, 23194264, 23821136, 27760064, 30089856, 34283904, 34791396, 35731704, 41640096, 46388528, 47642272, 55086377, 55520128, 69582792, 71463408, 83280192, 92777056, 95284544, 110172754, 139165584, 142926816, 165259131, 166560384, 185554112, 190569088, 220345508, 278331168, 285853632, 330518262, 371108224, 440691016, 556662336, 571707264, 661036524, 881382032, 1113324672, 1322073048, 1762764064, 2644146096, 3525528128, 5288292192, 7051056256, 10576584384, 21153168768]

約数ペア:

[(1, 21153168768), (2, 10576584384), (3, 7051056256), (4, 5288292192), (6, 3525528128), (8, 2644146096), (12, 1762764064), (16, 1322073048), (19, 1113324672), (24, 881382032), (32, 661036524), (37, 571707264), (38, 556662336), (48, 440691016), (57, 371108224), (64, 330518262), (74, 285853632), (76, 278331168), (96, 220345508), (111, 190569088), (114, 185554112), (127, 166560384), (128, 165259131), (148, 142926816), (152, 139165584), (192, 110172754), (222, 95284544), (228, 92777056), (254, 83280192), (296, 71463408), (304, 69582792), (381, 55520128), (384, 55086377), (444, 47642272), (456, 46388528), (508, 41640096), (592, 35731704), (608, 34791396), (617, 34283904), (703, 30089856), (762, 27760064), (888, 23821136), (912, 23194264), (1016, 20820048), (1184, 17865852), (1216, 17395698), (1234, 17141952), (1406, 15044928), (1524, 13880032), (1776, 11910568), (1824, 11597132), (1851, 11427968), (2032, 10410024), (2109, 10029952), (2368, 8932926), (2413, 8766336), (2432, 8697849), (2468, 8570976), (2812, 7522464), (3048, 6940016), (3552, 5955284), (3648, 5798566), (3702, 5713984), (4064, 5205012), (4218, 5014976), (4699, 4501632), (4736, 4466463), (4826, 4383168), (4936, 4285488), (5624, 3761232), (6096, 3470008), (7104, 2977642), (7239, 2922112), (7296, 2899283), (7404, 2856992), (8128, 2602506), (8436, 2507488), (9398, 2250816), (9652, 2191584), (9872, 2142744), (11248, 1880616), (11723, 1804416), (12192, 1735004), (14097, 1500544), (14208, 1488821), (14478, 1461056), (14808, 1428496), (16256, 1301253), (16872, 1253744), (18796, 1125408), (19304, 1095792), (19744, 1071372), (22496, 940308), (22829, 926592), (23446, 902208), (24384, 867502), (28194, 750272), (28956, 730528), (29616, 714248), (33744, 626872), (35169, 601472), (37592, 562704), (38608, 547896), (39488, 535686), (44992, 470154), (45658, 463296), (46892, 451104), (48768, 433751), (56388, 375136), (57912, 365264), (59232, 357124), (67488, 313436), (68487, 308864), (70338, 300736), (75184, 281352), (77216, 273948), (78359, 269952), (78976, 267843), (89281, 236928), (89984, 235077), (91316, 231648), (93784, 225552), (112776, 187568), (115824, 182632), (118464, 178562), (134976, 156718), (136974, 154432), (140676, 150368)]