21012690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700423}}^1$

素因数の和:700433

約数の個数: 16

約数和(自身を含む): 50430528

約数和(自身を除く): 29417838

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700423, 1400846, 2101269, 3502115, 4202538, 7004230, 10506345, 21012690]

約数ペア:

[(1, 21012690), (2, 10506345), (3, 7004230), (5, 4202538), (6, 3502115), (10, 2101269), (15, 1400846), (30, 700423)]