20521110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{684037}}^1$

素因数の和:684047

約数の個数: 16

約数和(自身を含む): 49250736

約数和(自身を除く): 28729626

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 684037, 1368074, 2052111, 3420185, 4104222, 6840370, 10260555, 20521110]

約数ペア:

[(1, 20521110), (2, 10260555), (3, 6840370), (5, 4104222), (6, 3420185), (10, 2052111), (15, 1368074), (30, 684037)]