21398952

素因数分解:

$2^3\times 3^1\times {\mathrm{569}}^1\times {\mathrm{1567}}^1$

素因数の和:2145

約数の個数: 32

約数和(自身を含む): 53625600

約数和(自身を除く): 32226648

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 569, 1138, 1567, 1707, 2276, 3134, 3414, 4552, 4701, 6268, 6828, 9402, 12536, 13656, 18804, 37608, 891623, 1783246, 2674869, 3566492, 5349738, 7132984, 10699476, 21398952]

約数ペア:

[(1, 21398952), (2, 10699476), (3, 7132984), (4, 5349738), (6, 3566492), (8, 2674869), (12, 1783246), (24, 891623), (569, 37608), (1138, 18804), (1567, 13656), (1707, 12536), (2276, 9402), (3134, 6828), (3414, 6268), (4552, 4701)]