21923013

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61409}}^1$

素因数の和:61436

約数の個数: 16

約数和(自身を含む): 35372160

約数和(自身を除く): 13449147

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 61409, 184227, 429863, 1043953, 1289589, 3131859, 7307671, 21923013]

約数ペア:

[(1, 21923013), (3, 7307671), (7, 3131859), (17, 1289589), (21, 1043953), (51, 429863), (119, 184227), (357, 61409)]