21358826

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1\times {\mathrm{571}}^1$

素因数の和:949

約数の個数: 16

約数和(自身を含む): 32741280

約数和(自身を除く): 11382454

約数列:

[1, 2, 59, 118, 317, 571, 634, 1142, 18703, 33689, 37406, 67378, 181007, 362014, 10679413, 21358826]

約数ペア:

[(1, 21358826), (2, 10679413), (59, 362014), (118, 181007), (317, 67378), (571, 37406), (634, 33689), (1142, 18703)]