21952138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{20593}}^1$

素因数の和:20649

約数の個数: 16

約数和(自身を含む): 36327816

約数和(自身を除く): 14375678

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 20593, 41186, 267709, 535418, 844313, 1688626, 10976069, 21952138]

約数ペア:

[(1, 21952138), (2, 10976069), (13, 1688626), (26, 844313), (41, 535418), (82, 267709), (533, 41186), (1066, 20593)]