21942572

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{853}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 39454800

約数和(自身を除く): 17512228

約数列:

[1, 2, 4, 59, 109, 118, 218, 236, 436, 853, 1706, 3412, 6431, 12862, 25724, 50327, 92977, 100654, 185954, 201308, 371908, 5485643, 10971286, 21942572]

約数ペア:

[(1, 21942572), (2, 10971286), (4, 5485643), (59, 371908), (109, 201308), (118, 185954), (218, 100654), (236, 92977), (436, 50327), (853, 25724), (1706, 12862), (3412, 6431)]