21904786

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{15361}}^1$

素因数の和:15417

約数の個数: 16

約数和(自身を含む): 35394048

約数和(自身を除く): 13489262

約数列:

[1, 2, 23, 31, 46, 62, 713, 1426, 15361, 30722, 353303, 476191, 706606, 952382, 10952393, 21904786]

約数ペア:

[(1, 21904786), (2, 10952393), (23, 952382), (31, 706606), (46, 476191), (62, 353303), (713, 30722), (1426, 15361)]