21036760801

素因数分解:

$7^2\times {\mathrm{509}}^1\times {\mathrm{843461}}^1$

素因数の和:843984

約数の個数: 12

約数和(自身を含む): 24519440340

約数和(自身を除く): 3482679539

約数列:

[1, 7, 49, 509, 3563, 24941, 843461, 5904227, 41329589, 429321649, 3005251543, 21036760801]

約数ペア:

[(1, 21036760801), (7, 3005251543), (49, 429321649), (509, 41329589), (3563, 5904227), (24941, 843461)]