21183802

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{1487}}^1$

素因数の和:1925

約数の個数: 16

約数和(自身を含む): 33747840

約数和(自身を除く): 12564038

約数列:

[1, 2, 17, 34, 419, 838, 1487, 2974, 7123, 14246, 25279, 50558, 623053, 1246106, 10591901, 21183802]

約数ペア:

[(1, 21183802), (2, 10591901), (17, 1246106), (34, 623053), (419, 50558), (838, 25279), (1487, 14246), (2974, 7123)]