21750951

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{977}}^1$

素因数の和:1202

約数の個数: 16

約数和(自身を含む): 29903328

約数和(自身を除く): 8152377

約数列:

[1, 3, 41, 123, 181, 543, 977, 2931, 7421, 22263, 40057, 120171, 176837, 530511, 7250317, 21750951]

約数ペア:

[(1, 21750951), (3, 7250317), (41, 530511), (123, 176837), (181, 120171), (543, 40057), (977, 22263), (2931, 7421)]