21480170

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{19009}}^1$

素因数の和:19129

約数の個数: 16

約数和(自身を含む): 39008520

約数和(自身を除く): 17528350

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 19009, 38018, 95045, 190090, 2148017, 4296034, 10740085, 21480170]

約数ペア:

[(1, 21480170), (2, 10740085), (5, 4296034), (10, 2148017), (113, 190090), (226, 95045), (565, 38018), (1130, 19009)]