21834512

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1423}}^1$

素因数の和:1575

約数の個数: 40

約数和(自身を含む): 48734976

約数和(自身を除く): 26900464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 959, 1096, 1423, 1918, 2192, 2846, 3836, 5692, 7672, 9961, 11384, 15344, 19922, 22768, 39844, 79688, 159376, 194951, 389902, 779804, 1364657, 1559608, 2729314, 3119216, 5458628, 10917256, 21834512]

約数ペア:

[(1, 21834512), (2, 10917256), (4, 5458628), (7, 3119216), (8, 2729314), (14, 1559608), (16, 1364657), (28, 779804), (56, 389902), (112, 194951), (137, 159376), (274, 79688), (548, 39844), (959, 22768), (1096, 19922), (1423, 15344), (1918, 11384), (2192, 9961), (2846, 7672), (3836, 5692)]