21633378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{823}}^1$

素因数の和:1178

約数の個数: 32

約数和(自身を含む): 46790016

約数和(自身を除く): 25156638

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 337, 674, 823, 1011, 1646, 2022, 2469, 4381, 4938, 8762, 10699, 13143, 21398, 26286, 32097, 64194, 277351, 554702, 832053, 1664106, 3605563, 7211126, 10816689, 21633378]

約数ペア:

[(1, 21633378), (2, 10816689), (3, 7211126), (6, 3605563), (13, 1664106), (26, 832053), (39, 554702), (78, 277351), (337, 64194), (674, 32097), (823, 26286), (1011, 21398), (1646, 13143), (2022, 10699), (2469, 8762), (4381, 4938)]