21556048

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{46457}}^1$

素因数の和:46494

約数の個数: 20

約数和(自身を含む): 43205940

約数和(自身を除く): 21649892

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 46457, 92914, 185828, 371656, 743312, 1347253, 2694506, 5389012, 10778024, 21556048]

約数ペア:

[(1, 21556048), (2, 10778024), (4, 5389012), (8, 2694506), (16, 1347253), (29, 743312), (58, 371656), (116, 185828), (232, 92914), (464, 46457)]