21462254

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:832

約数の個数: 24

約数和(自身を含む): 35708904

約数和(自身を除く): 14246650

約数列:

[1, 2, 11, 22, 121, 131, 242, 262, 677, 1354, 1441, 2882, 7447, 14894, 15851, 31702, 81917, 88687, 163834, 177374, 975557, 1951114, 10731127, 21462254]

約数ペア:

[(1, 21462254), (2, 10731127), (11, 1951114), (22, 975557), (121, 177374), (131, 163834), (242, 88687), (262, 81917), (677, 31702), (1354, 15851), (1441, 14894), (2882, 7447)]