21743568

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 240

約数和(自身を含む): 79387776

約数和(自身を除く): 57644208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 37, 42, 44, 48, 53, 56, 63, 66, 72, 74, 77, 84, 88, 99, 106, 111, 112, 126, 132, 144, 148, 154, 159, 168, 176, 198, 212, 222, 231, 252, 259, 264, 296, 308, 318, 333, 336, 371, 396, 407, 424, 444, 462, 477, 504, 518, 528, 583, 592, 616, 636, 666, 693, 742, 777, 792, 814, 848, 888, 924, 954, 1008, 1036, 1113, 1166, 1221, 1232, 1272, 1332, 1386, 1484, 1554, 1584, 1628, 1749, 1776, 1848, 1908, 1961, 2072, 2226, 2331, 2332, 2442, 2544, 2664, 2772, 2849, 2968, 3108, 3256, 3339, 3498, 3663, 3696, 3816, 3922, 4081, 4144, 4452, 4662, 4664, 4884, 5247, 5328, 5544, 5698, 5883, 5936, 6216, 6512, 6678, 6996, 7326, 7632, 7844, 8162, 8547, 8904, 9324, 9328, 9768, 10494, 11088, 11396, 11766, 12243, 12432, 13356, 13727, 13992, 14652, 15688, 16324, 17094, 17649, 17808, 18648, 19536, 20988, 21571, 22792, 23532, 24486, 25641, 26712, 27454, 27984, 29304, 31376, 32648, 34188, 35298, 36729, 37296, 41181, 41976, 43142, 45584, 47064, 48972, 51282, 53424, 54908, 58608, 64713, 65296, 68376, 70596, 73458, 82362, 83952, 86284, 94128, 97944, 102564, 109816, 123543, 129426, 136752, 141192, 146916, 150997, 164724, 172568, 194139, 195888, 205128, 219632, 247086, 258852, 282384, 293832, 301994, 329448, 345136, 388278, 410256, 452991, 494172, 517704, 587664, 603988, 658896, 776556, 905982, 988344, 1035408, 1207976, 1358973, 1553112, 1811964, 1976688, 2415952, 2717946, 3106224, 3623928, 5435892, 7247856, 10871784, 21743568]

約数ペア:

[(1, 21743568), (2, 10871784), (3, 7247856), (4, 5435892), (6, 3623928), (7, 3106224), (8, 2717946), (9, 2415952), (11, 1976688), (12, 1811964), (14, 1553112), (16, 1358973), (18, 1207976), (21, 1035408), (22, 988344), (24, 905982), (28, 776556), (33, 658896), (36, 603988), (37, 587664), (42, 517704), (44, 494172), (48, 452991), (53, 410256), (56, 388278), (63, 345136), (66, 329448), (72, 301994), (74, 293832), (77, 282384), (84, 258852), (88, 247086), (99, 219632), (106, 205128), (111, 195888), (112, 194139), (126, 172568), (132, 164724), (144, 150997), (148, 146916), (154, 141192), (159, 136752), (168, 129426), (176, 123543), (198, 109816), (212, 102564), (222, 97944), (231, 94128), (252, 86284), (259, 83952), (264, 82362), (296, 73458), (308, 70596), (318, 68376), (333, 65296), (336, 64713), (371, 58608), (396, 54908), (407, 53424), (424, 51282), (444, 48972), (462, 47064), (477, 45584), (504, 43142), (518, 41976), (528, 41181), (583, 37296), (592, 36729), (616, 35298), (636, 34188), (666, 32648), (693, 31376), (742, 29304), (777, 27984), (792, 27454), (814, 26712), (848, 25641), (888, 24486), (924, 23532), (954, 22792), (1008, 21571), (1036, 20988), (1113, 19536), (1166, 18648), (1221, 17808), (1232, 17649), (1272, 17094), (1332, 16324), (1386, 15688), (1484, 14652), (1554, 13992), (1584, 13727), (1628, 13356), (1749, 12432), (1776, 12243), (1848, 11766), (1908, 11396), (1961, 11088), (2072, 10494), (2226, 9768), (2331, 9328), (2332, 9324), (2442, 8904), (2544, 8547), (2664, 8162), (2772, 7844), (2849, 7632), (2968, 7326), (3108, 6996), (3256, 6678), (3339, 6512), (3498, 6216), (3663, 5936), (3696, 5883), (3816, 5698), (3922, 5544), (4081, 5328), (4144, 5247), (4452, 4884), (4662, 4664)]