212940046

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{21557}}^1$

素因数の和:22019

約数の個数: 16

約数和(自身を含む): 349239600

約数和(自身を除く): 136299554

約数列:

[1, 2, 11, 22, 449, 898, 4939, 9878, 21557, 43114, 237127, 474254, 9679093, 19358186, 106470023, 212940046]

約数ペア:

[(1, 212940046), (2, 106470023), (11, 19358186), (22, 9679093), (449, 474254), (898, 237127), (4939, 43114), (9878, 21557)]