21293070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{709769}}^1$

素因数の和:709779

約数の個数: 16

約数和(自身を含む): 51103440

約数和(自身を除く): 29810370

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 709769, 1419538, 2129307, 3548845, 4258614, 7097690, 10646535, 21293070]

約数ペア:

[(1, 21293070), (2, 10646535), (3, 7097690), (5, 4258614), (6, 3548845), (10, 2129307), (15, 1419538), (30, 709769)]