21376700

素因数分解:

$2^2\times 5^2\times {\mathrm{241}}^1\times {\mathrm{887}}^1$

素因数の和:1142

約数の個数: 36

約数和(自身を含む): 46632432

約数和(自身を除く): 25255732

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 241, 482, 887, 964, 1205, 1774, 2410, 3548, 4435, 4820, 6025, 8870, 12050, 17740, 22175, 24100, 44350, 88700, 213767, 427534, 855068, 1068835, 2137670, 4275340, 5344175, 10688350, 21376700]

約数ペア:

[(1, 21376700), (2, 10688350), (4, 5344175), (5, 4275340), (10, 2137670), (20, 1068835), (25, 855068), (50, 427534), (100, 213767), (241, 88700), (482, 44350), (887, 24100), (964, 22175), (1205, 17740), (1774, 12050), (2410, 8870), (3548, 6025), (4435, 4820)]