21475176

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{16883}}^1$

素因数の和:16945

約数の個数: 32

約数和(自身を含む): 54704160

約数和(自身を除く): 33228984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 16883, 33766, 50649, 67532, 101298, 135064, 202596, 405192, 894799, 1789598, 2684397, 3579196, 5368794, 7158392, 10737588, 21475176]

約数ペア:

[(1, 21475176), (2, 10737588), (3, 7158392), (4, 5368794), (6, 3579196), (8, 2684397), (12, 1789598), (24, 894799), (53, 405192), (106, 202596), (159, 135064), (212, 101298), (318, 67532), (424, 50649), (636, 33766), (1272, 16883)]