21932456

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 51770880

約数和(自身を除く): 29838424

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 52, 56, 91, 94, 104, 182, 188, 329, 364, 376, 611, 641, 658, 728, 1222, 1282, 1316, 2444, 2564, 2632, 4277, 4487, 4888, 5128, 8333, 8554, 8974, 16666, 17108, 17948, 30127, 33332, 34216, 35896, 58331, 60254, 66664, 116662, 120508, 210889, 233324, 241016, 391651, 421778, 466648, 783302, 843556, 1566604, 1687112, 2741557, 3133208, 5483114, 10966228, 21932456]

約数ペア:

[(1, 21932456), (2, 10966228), (4, 5483114), (7, 3133208), (8, 2741557), (13, 1687112), (14, 1566604), (26, 843556), (28, 783302), (47, 466648), (52, 421778), (56, 391651), (91, 241016), (94, 233324), (104, 210889), (182, 120508), (188, 116662), (329, 66664), (364, 60254), (376, 58331), (611, 35896), (641, 34216), (658, 33332), (728, 30127), (1222, 17948), (1282, 17108), (1316, 16666), (2444, 8974), (2564, 8554), (2632, 8333), (4277, 5128), (4487, 4888)]