21836445

素因数分解:

$3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{4651}}^1$

素因数の和:4972

約数の個数: 16

約数和(自身を含む): 35057472

約数和(自身を除く): 13221027

約数列:

[1, 3, 5, 15, 313, 939, 1565, 4651, 4695, 13953, 23255, 69765, 1455763, 4367289, 7278815, 21836445]

約数ペア:

[(1, 21836445), (3, 7278815), (5, 4367289), (15, 1455763), (313, 69765), (939, 23255), (1565, 13953), (4651, 4695)]