21049924

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8447}}^1$

素因数の和:8547

約数の個数: 24

約数和(自身を含む): 42577920

約数和(自身を除く): 21527996

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8447, 16894, 33788, 59129, 118258, 236516, 751783, 1503566, 3007132, 5262481, 10524962, 21049924]

約数ペア:

[(1, 21049924), (2, 10524962), (4, 5262481), (7, 3007132), (14, 1503566), (28, 751783), (89, 236516), (178, 118258), (356, 59129), (623, 33788), (1246, 16894), (2492, 8447)]