21241811

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:398

約数の個数: 16

約数和(自身を含む): 23073600

約数和(自身を除く): 1831789

約数列:

[1, 23, 37, 109, 229, 851, 2507, 4033, 5267, 8473, 24961, 92759, 194879, 574103, 923557, 21241811]

約数ペア:

[(1, 21241811), (23, 923557), (37, 574103), (109, 194879), (229, 92759), (851, 24961), (2507, 8473), (4033, 5267)]