21108930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{703631}}^1$

素因数の和:703641

約数の個数: 16

約数和(自身を含む): 50661504

約数和(自身を除く): 29552574

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 703631, 1407262, 2110893, 3518155, 4221786, 7036310, 10554465, 21108930]

約数ペア:

[(1, 21108930), (2, 10554465), (3, 7036310), (5, 4221786), (6, 3518155), (10, 2110893), (15, 1407262), (30, 703631)]