21448838

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{757}}^1$

素因数の和:1247

約数の個数: 16

約数和(自身を含む): 33327744

約数和(自身を除く): 11878906

約数列:

[1, 2, 31, 62, 457, 757, 914, 1514, 14167, 23467, 28334, 46934, 345949, 691898, 10724419, 21448838]

約数ペア:

[(1, 21448838), (2, 10724419), (31, 691898), (62, 345949), (457, 46934), (757, 28334), (914, 23467), (1514, 14167)]