21794272

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{40063}}^1$

素因数の和:40090

約数の個数: 24

約数和(自身を含む): 45432576

約数和(自身を除く): 23638304

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 40063, 80126, 160252, 320504, 641008, 681071, 1282016, 1362142, 2724284, 5448568, 10897136, 21794272]

約数ペア:

[(1, 21794272), (2, 10897136), (4, 5448568), (8, 2724284), (16, 1362142), (17, 1282016), (32, 681071), (34, 641008), (68, 320504), (136, 160252), (272, 80126), (544, 40063)]