21870298830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{729009961}}^1$

素因数の和:729009971

約数の個数: 16

約数和(自身を含む): 52488717264

約数和(自身を除く): 30618418434

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 729009961, 1458019922, 2187029883, 3645049805, 4374059766, 7290099610, 10935149415, 21870298830]

約数ペア:

[(1, 21870298830), (2, 10935149415), (3, 7290099610), (5, 4374059766), (6, 3645049805), (10, 2187029883), (15, 1458019922), (30, 729009961)]