21018021298

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{1475363}}^1$

素因数の和:1475801

約数の個数: 16

約数和(自身を含む): 33461255520

約数和(自身を除く): 12443234222

約数列:

[1, 2, 17, 34, 419, 838, 7123, 14246, 1475363, 2950726, 25081171, 50162342, 618177097, 1236354194, 10509010649, 21018021298]

約数ペア:

[(1, 21018021298), (2, 10509010649), (17, 1236354194), (34, 618177097), (419, 50162342), (838, 25081171), (7123, 2950726), (14246, 1475363)]