21350838

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67141}}^1$

素因数の和:67199

約数の個数: 16

約数和(自身を含む): 43508016

約数和(自身を除く): 22157178

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 67141, 134282, 201423, 402846, 3558473, 7116946, 10675419, 21350838]

約数ペア:

[(1, 21350838), (2, 10675419), (3, 7116946), (6, 3558473), (53, 402846), (106, 201423), (159, 134282), (318, 67141)]