21934495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4481}}^1$

素因数の和:4586

約数の個数: 16

約数和(自身を含む): 29043360

約数和(自身を除く): 7108865

約数列:

[1, 5, 11, 55, 89, 445, 979, 4481, 4895, 22405, 49291, 246455, 398809, 1994045, 4386899, 21934495]

約数ペア:

[(1, 21934495), (5, 4386899), (11, 1994045), (55, 398809), (89, 246455), (445, 49291), (979, 22405), (4481, 4895)]