21995155442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{9505253}}^1$

素因数の和:9505357

約数の個数: 16

約数和(自身を含む): 35929860120

約数和(自身を除く): 13934704678

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 9505253, 19010506, 123568289, 247136578, 845967517, 1691935034, 10997577721, 21995155442]

約数ペア:

[(1, 21995155442), (2, 10997577721), (13, 1691935034), (26, 845967517), (89, 247136578), (178, 123568289), (1157, 19010506), (2314, 9505253)]