21409888

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{23071}}^1$

素因数の和:23110

約数の個数: 24

約数和(自身を含む): 43606080

約数和(自身を除く): 22196192

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 23071, 46142, 92284, 184568, 369136, 669059, 738272, 1338118, 2676236, 5352472, 10704944, 21409888]

約数ペア:

[(1, 21409888), (2, 10704944), (4, 5352472), (8, 2676236), (16, 1338118), (29, 738272), (32, 669059), (58, 369136), (116, 184568), (232, 92284), (464, 46142), (928, 23071)]