21526821935

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{220573}}^1$

素因数の和:220858

約数の個数: 16

約数和(自身を含む): 26204191200

約数和(自身を除く): 4677369265

約数列:

[1, 5, 131, 149, 655, 745, 19519, 97595, 220573, 1102865, 28895063, 32865377, 144475315, 164326885, 4305364387, 21526821935]

約数ペア:

[(1, 21526821935), (5, 4305364387), (131, 164326885), (149, 144475315), (655, 32865377), (745, 28895063), (19519, 1102865), (97595, 220573)]