21856968

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2551}}^1$

素因数の和:2587

約数の個数: 96

約数和(自身を含む): 71660160

約数和(自身を除く): 49803192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 51, 56, 63, 68, 72, 84, 102, 119, 126, 136, 153, 168, 204, 238, 252, 306, 357, 408, 476, 504, 612, 714, 952, 1071, 1224, 1428, 2142, 2551, 2856, 4284, 5102, 7653, 8568, 10204, 15306, 17857, 20408, 22959, 30612, 35714, 43367, 45918, 53571, 61224, 71428, 86734, 91836, 107142, 130101, 142856, 160713, 173468, 183672, 214284, 260202, 303569, 321426, 346936, 390303, 428568, 520404, 607138, 642852, 780606, 910707, 1040808, 1214276, 1285704, 1561212, 1821414, 2428552, 2732121, 3122424, 3642828, 5464242, 7285656, 10928484, 21856968]

約数ペア:

[(1, 21856968), (2, 10928484), (3, 7285656), (4, 5464242), (6, 3642828), (7, 3122424), (8, 2732121), (9, 2428552), (12, 1821414), (14, 1561212), (17, 1285704), (18, 1214276), (21, 1040808), (24, 910707), (28, 780606), (34, 642852), (36, 607138), (42, 520404), (51, 428568), (56, 390303), (63, 346936), (68, 321426), (72, 303569), (84, 260202), (102, 214284), (119, 183672), (126, 173468), (136, 160713), (153, 142856), (168, 130101), (204, 107142), (238, 91836), (252, 86734), (306, 71428), (357, 61224), (408, 53571), (476, 45918), (504, 43367), (612, 35714), (714, 30612), (952, 22959), (1071, 20408), (1224, 17857), (1428, 15306), (2142, 10204), (2551, 8568), (2856, 7653), (4284, 5102)]