21652940150

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{5481757}}^1$

素因数の和:5481848

約数の個数: 24

約数和(自身を含む): 40784279520

約数和(自身を除く): 19131339370

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 5481757, 10963514, 27408785, 54817570, 137043925, 274087850, 433058803, 866117606, 2165294015, 4330588030, 10826470075, 21652940150]

約数ペア:

[(1, 21652940150), (2, 10826470075), (5, 4330588030), (10, 2165294015), (25, 866117606), (50, 433058803), (79, 274087850), (158, 137043925), (395, 54817570), (790, 27408785), (1975, 10963514), (3950, 5481757)]