21576830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3701}}^1$

素因数の和:3772

約数の個数: 32

約数和(自身を含む): 43180128

約数和(自身を除く): 21603298

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 265, 530, 583, 1166, 2915, 3701, 5830, 7402, 18505, 37010, 40711, 81422, 196153, 203555, 392306, 407110, 980765, 1961530, 2157683, 4315366, 10788415, 21576830]

約数ペア:

[(1, 21576830), (2, 10788415), (5, 4315366), (10, 2157683), (11, 1961530), (22, 980765), (53, 407110), (55, 392306), (106, 203555), (110, 196153), (265, 81422), (530, 40711), (583, 37010), (1166, 18505), (2915, 7402), (3701, 5830)]