21077358

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:976

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 22468242

約数列:

[1, 2, 3, 6, 53, 79, 106, 158, 159, 237, 318, 474, 839, 1678, 2517, 4187, 5034, 8374, 12561, 25122, 44467, 66281, 88934, 132562, 133401, 198843, 266802, 397686, 3512893, 7025786, 10538679, 21077358]

約数ペア:

[(1, 21077358), (2, 10538679), (3, 7025786), (6, 3512893), (53, 397686), (79, 266802), (106, 198843), (158, 133401), (159, 132562), (237, 88934), (318, 66281), (474, 44467), (839, 25122), (1678, 12561), (2517, 8374), (4187, 5034)]