21844378

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{827}}^1$

素因数の和:1157

約数の個数: 16

約数和(自身を含む): 33623424

約数和(自身を除く): 11779046

約数列:

[1, 2, 47, 94, 281, 562, 827, 1654, 13207, 26414, 38869, 77738, 232387, 464774, 10922189, 21844378]

約数ペア:

[(1, 21844378), (2, 10922189), (47, 464774), (94, 232387), (281, 77738), (562, 38869), (827, 26414), (1654, 13207)]