21883796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2081}}^1$

素因数の和:2335

約数の個数: 24

約数和(自身を含む): 41973120

約数和(自身を除く): 20089324

約数列:

[1, 2, 4, 11, 22, 44, 239, 478, 956, 2081, 2629, 4162, 5258, 8324, 10516, 22891, 45782, 91564, 497359, 994718, 1989436, 5470949, 10941898, 21883796]

約数ペア:

[(1, 21883796), (2, 10941898), (4, 5470949), (11, 1989436), (22, 994718), (44, 497359), (239, 91564), (478, 45782), (956, 22891), (2081, 10516), (2629, 8324), (4162, 5258)]