21036045

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19211}}^1$

素因数の和:19292

約数の個数: 16

約数和(自身を含む): 34120512

約数和(自身を除く): 13084467

約数列:

[1, 3, 5, 15, 73, 219, 365, 1095, 19211, 57633, 96055, 288165, 1402403, 4207209, 7012015, 21036045]

約数ペア:

[(1, 21036045), (3, 7012015), (5, 4207209), (15, 1402403), (73, 288165), (219, 96055), (365, 57633), (1095, 19211)]