21582978

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{1013}}^1$

素因数の和:1138

約数の個数: 32

約数和(自身を含む): 44680896

約数和(自身を除く): 23097918

約数列:

[1, 2, 3, 6, 53, 67, 106, 134, 159, 201, 318, 402, 1013, 2026, 3039, 3551, 6078, 7102, 10653, 21306, 53689, 67871, 107378, 135742, 161067, 203613, 322134, 407226, 3597163, 7194326, 10791489, 21582978]

約数ペア:

[(1, 21582978), (2, 10791489), (3, 7194326), (6, 3597163), (53, 407226), (67, 322134), (106, 203613), (134, 161067), (159, 135742), (201, 107378), (318, 67871), (402, 53689), (1013, 21306), (2026, 10653), (3039, 7102), (3551, 6078)]