21081330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{78079}}^1$

素因数の和:78095

約数の個数: 32

約数和(自身を含む): 56217600

約数和(自身を除く): 35136270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 78079, 156158, 234237, 390395, 468474, 702711, 780790, 1171185, 1405422, 2108133, 2342370, 3513555, 4216266, 7027110, 10540665, 21081330]

約数ペア:

[(1, 21081330), (2, 10540665), (3, 7027110), (5, 4216266), (6, 3513555), (9, 2342370), (10, 2108133), (15, 1405422), (18, 1171185), (27, 780790), (30, 702711), (45, 468474), (54, 390395), (90, 234237), (135, 156158), (270, 78079)]