21668838

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{68141}}^1$

素因数の和:68199

約数の個数: 16

約数和(自身を含む): 44156016

約数和(自身を除く): 22487178

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 68141, 136282, 204423, 408846, 3611473, 7222946, 10834419, 21668838]

約数ペア:

[(1, 21668838), (2, 10834419), (3, 7222946), (6, 3611473), (53, 408846), (106, 204423), (159, 136282), (318, 68141)]