21462203

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{631}}^1$

素因数の和:794

約数の個数: 16

約数和(自身を含む): 25360896

約数和(自身を除く): 3898693

約数列:

[1, 7, 43, 113, 301, 631, 791, 4417, 4859, 27133, 34013, 71303, 189931, 499121, 3066029, 21462203]

約数ペア:

[(1, 21462203), (7, 3066029), (43, 499121), (113, 189931), (301, 71303), (631, 34013), (791, 27133), (4417, 4859)]