21880502

素因数分解:

$2^1\times 7^1\times {\mathrm{863}}^1\times {\mathrm{1811}}^1$

素因数の和:2683

約数の個数: 16

約数和(自身を含む): 37573632

約数和(自身を除く): 15693130

約数列:

[1, 2, 7, 14, 863, 1726, 1811, 3622, 6041, 12082, 12677, 25354, 1562893, 3125786, 10940251, 21880502]

約数ペア:

[(1, 21880502), (2, 10940251), (7, 3125786), (14, 1562893), (863, 25354), (1726, 12677), (1811, 12082), (3622, 6041)]