21296738

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{727}}^1$

素因数の和:977

約数の個数: 16

約数和(自身を含む): 32532864

約数和(自身を除く): 11236126

約数列:

[1, 2, 97, 151, 194, 302, 727, 1454, 14647, 29294, 70519, 109777, 141038, 219554, 10648369, 21296738]

約数ペア:

[(1, 21296738), (2, 10648369), (97, 219554), (151, 141038), (194, 109777), (302, 70519), (727, 29294), (1454, 14647)]