21605948

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59357}}^1$

素因数の和:59381

約数の個数: 24

約数和(自身を含む): 46536672

約数和(自身を除く): 24930724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 59357, 118714, 237428, 415499, 771641, 830998, 1543282, 1661996, 3086564, 5401487, 10802974, 21605948]

約数ペア:

[(1, 21605948), (2, 10802974), (4, 5401487), (7, 3086564), (13, 1661996), (14, 1543282), (26, 830998), (28, 771641), (52, 415499), (91, 237428), (182, 118714), (364, 59357)]