21863130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{728771}}^1$

素因数の和:728781

約数の個数: 16

約数和(自身を含む): 52471584

約数和(自身を除く): 30608454

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 728771, 1457542, 2186313, 3643855, 4372626, 7287710, 10931565, 21863130]

約数ペア:

[(1, 21863130), (2, 10931565), (3, 7287710), (5, 4372626), (6, 3643855), (10, 2186313), (15, 1457542), (30, 728771)]