21021090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700703}}^1$

素因数の和:700713

約数の個数: 16

約数和(自身を含む): 50450688

約数和(自身を除く): 29429598

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700703, 1401406, 2102109, 3503515, 4204218, 7007030, 10510545, 21021090]

約数ペア:

[(1, 21021090), (2, 10510545), (3, 7007030), (5, 4204218), (6, 3503515), (10, 2102109), (15, 1401406), (30, 700703)]