21837378

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1597}}^1$

素因数の和:1698

約数の個数: 32

約数和(自身を含む): 45562176

約数和(自身を除く): 23724798

約数列:

[1, 2, 3, 6, 43, 53, 86, 106, 129, 159, 258, 318, 1597, 2279, 3194, 4558, 4791, 6837, 9582, 13674, 68671, 84641, 137342, 169282, 206013, 253923, 412026, 507846, 3639563, 7279126, 10918689, 21837378]

約数ペア:

[(1, 21837378), (2, 10918689), (3, 7279126), (6, 3639563), (43, 507846), (53, 412026), (86, 253923), (106, 206013), (129, 169282), (159, 137342), (258, 84641), (318, 68671), (1597, 13674), (2279, 9582), (3194, 6837), (4558, 4791)]