21431567309

素因数分解:

${\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1\times {\mathrm{4157}}^1$

素因数の和:4820

約数の個数: 16

約数和(自身を含む): 21943595520

約数和(自身を除く): 512028211

約数列:

[1, 61, 223, 379, 4157, 13603, 23119, 84517, 253577, 927011, 1575503, 5155537, 56547671, 96105683, 351337169, 21431567309]

約数ペア:

[(1, 21431567309), (61, 351337169), (223, 96105683), (379, 56547671), (4157, 5155537), (13603, 1575503), (23119, 927011), (84517, 253577)]