21450054

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67453}}^1$

素因数の和:67511

約数の個数: 16

約数和(自身を含む): 43710192

約数和(自身を除く): 22260138

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 67453, 134906, 202359, 404718, 3575009, 7150018, 10725027, 21450054]

約数ペア:

[(1, 21450054), (2, 10725027), (3, 7150018), (6, 3575009), (53, 404718), (106, 202359), (159, 134906), (318, 67453)]