21898414

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{9613}}^1$

素因数の和:9699

約数の個数: 16

約数和(自身を含む): 35302608

約数和(自身を除く): 13404194

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 9613, 19226, 163421, 326842, 644071, 1288142, 10949207, 21898414]

約数ペア:

[(1, 21898414), (2, 10949207), (17, 1288142), (34, 644071), (67, 326842), (134, 163421), (1139, 19226), (2278, 9613)]