21753051844

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{691979}}^1$

素因数の和:692283

約数の個数: 24

約数和(自身を含む): 39525897600

約数和(自身を除く): 17772845756

約数列:

[1, 2, 4, 29, 58, 116, 271, 542, 1084, 7859, 15718, 31436, 691979, 1383958, 2767916, 20067391, 40134782, 80269564, 187526309, 375052618, 750105236, 5438262961, 10876525922, 21753051844]

約数ペア:

[(1, 21753051844), (2, 10876525922), (4, 5438262961), (29, 750105236), (58, 375052618), (116, 187526309), (271, 80269564), (542, 40134782), (1084, 20067391), (7859, 2767916), (15718, 1383958), (31436, 691979)]