21659088

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 68567040

約数和(自身を除く): 46907952

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 19, 22, 24, 33, 34, 38, 44, 48, 51, 57, 66, 68, 76, 88, 102, 114, 127, 132, 136, 152, 176, 187, 204, 209, 228, 254, 264, 272, 304, 323, 374, 381, 408, 418, 456, 508, 528, 561, 627, 646, 748, 762, 816, 836, 912, 969, 1016, 1122, 1254, 1292, 1397, 1496, 1524, 1672, 1938, 2032, 2159, 2244, 2413, 2508, 2584, 2794, 2992, 3048, 3344, 3553, 3876, 4191, 4318, 4488, 4826, 5016, 5168, 5588, 6096, 6477, 7106, 7239, 7752, 8382, 8636, 8976, 9652, 10032, 10659, 11176, 12954, 14212, 14478, 15504, 16764, 17272, 19304, 21318, 22352, 23749, 25908, 26543, 28424, 28956, 33528, 34544, 38608, 41021, 42636, 47498, 51816, 53086, 56848, 57912, 67056, 71247, 79629, 82042, 85272, 94996, 103632, 106172, 115824, 123063, 142494, 159258, 164084, 170544, 189992, 212344, 246126, 284988, 318516, 328168, 379984, 424688, 451231, 492252, 569976, 637032, 656336, 902462, 984504, 1139952, 1274064, 1353693, 1804924, 1969008, 2707386, 3609848, 5414772, 7219696, 10829544, 21659088]

約数ペア:

[(1, 21659088), (2, 10829544), (3, 7219696), (4, 5414772), (6, 3609848), (8, 2707386), (11, 1969008), (12, 1804924), (16, 1353693), (17, 1274064), (19, 1139952), (22, 984504), (24, 902462), (33, 656336), (34, 637032), (38, 569976), (44, 492252), (48, 451231), (51, 424688), (57, 379984), (66, 328168), (68, 318516), (76, 284988), (88, 246126), (102, 212344), (114, 189992), (127, 170544), (132, 164084), (136, 159258), (152, 142494), (176, 123063), (187, 115824), (204, 106172), (209, 103632), (228, 94996), (254, 85272), (264, 82042), (272, 79629), (304, 71247), (323, 67056), (374, 57912), (381, 56848), (408, 53086), (418, 51816), (456, 47498), (508, 42636), (528, 41021), (561, 38608), (627, 34544), (646, 33528), (748, 28956), (762, 28424), (816, 26543), (836, 25908), (912, 23749), (969, 22352), (1016, 21318), (1122, 19304), (1254, 17272), (1292, 16764), (1397, 15504), (1496, 14478), (1524, 14212), (1672, 12954), (1938, 11176), (2032, 10659), (2159, 10032), (2244, 9652), (2413, 8976), (2508, 8636), (2584, 8382), (2794, 7752), (2992, 7239), (3048, 7106), (3344, 6477), (3553, 6096), (3876, 5588), (4191, 5168), (4318, 5016), (4488, 4826)]