21101266

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1613}}^1$

素因数の和:1857

約数の個数: 16

約数和(自身を含む): 32848128

約数和(自身を除く): 11746862

約数列:

[1, 2, 31, 62, 211, 422, 1613, 3226, 6541, 13082, 50003, 100006, 340343, 680686, 10550633, 21101266]

約数ペア:

[(1, 21101266), (2, 10550633), (31, 680686), (62, 340343), (211, 100006), (422, 50003), (1613, 13082), (3226, 6541)]