21426105

素因数分解:

$3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{5927}}^1$

素因数の和:6176

約数の個数: 16

約数和(自身を含む): 34429824

約数和(自身を除く): 13003719

約数列:

[1, 3, 5, 15, 241, 723, 1205, 3615, 5927, 17781, 29635, 88905, 1428407, 4285221, 7142035, 21426105]

約数ペア:

[(1, 21426105), (3, 7142035), (5, 4285221), (15, 1428407), (241, 88905), (723, 29635), (1205, 17781), (3615, 5927)]