2021559953

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1\times {\mathrm{13259}}^1$

素因数の和:14236

約数の個数: 16

約数和(自身を含む): 2413532160

約数和(自身を除く): 391972207

約数列:

[1, 7, 23, 161, 947, 6629, 13259, 21781, 92813, 152467, 304957, 2134699, 12556273, 87893911, 288794279, 2021559953]

約数ペア:

[(1, 2021559953), (7, 288794279), (23, 87893911), (161, 12556273), (947, 2134699), (6629, 304957), (13259, 152467), (21781, 92813)]