21849848

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3343}}^1$

素因数の和:3411

約数の個数: 32

約数和(自身を含む): 44140800

約数和(自身を除く): 22290952

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 3343, 6536, 6686, 13372, 26744, 63517, 127034, 143749, 254068, 287498, 508136, 574996, 1149992, 2731231, 5462462, 10924924, 21849848]

約数ペア:

[(1, 21849848), (2, 10924924), (4, 5462462), (8, 2731231), (19, 1149992), (38, 574996), (43, 508136), (76, 287498), (86, 254068), (152, 143749), (172, 127034), (344, 63517), (817, 26744), (1634, 13372), (3268, 6686), (3343, 6536)]