21568726

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{1523}}^1$

素因数の和:1695

約数の個数: 16

約数和(自身を含む): 33156144

約数和(自身を除く): 11587418

約数列:

[1, 2, 73, 97, 146, 194, 1523, 3046, 7081, 14162, 111179, 147731, 222358, 295462, 10784363, 21568726]

約数ペア:

[(1, 21568726), (2, 10784363), (73, 295462), (97, 222358), (146, 147731), (194, 111179), (1523, 14162), (3046, 7081)]