2021274845

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{181199}}^1$

素因数の和:181324

約数の個数: 16

約数和(自身を含む): 2557094400

約数和(自身を除く): 535819555

約数列:

[1, 5, 23, 97, 115, 485, 2231, 11155, 181199, 905995, 4167577, 17576303, 20837885, 87881515, 404254969, 2021274845]

約数ペア:

[(1, 2021274845), (5, 404254969), (23, 87881515), (97, 20837885), (115, 17576303), (485, 4167577), (2231, 905995), (11155, 181199)]