21307386

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{48647}}^1$

素因数の和:48725

約数の個数: 16

約数和(自身を含む): 43199424

約数和(自身を除く): 21892038

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 48647, 97294, 145941, 291882, 3551231, 7102462, 10653693, 21307386]

約数ペア:

[(1, 21307386), (2, 10653693), (3, 7102462), (6, 3551231), (73, 291882), (146, 145941), (219, 97294), (438, 48647)]