21372810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{712427}}^1$

素因数の和:712437

約数の個数: 16

約数和(自身を含む): 51294816

約数和(自身を除く): 29922006

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 712427, 1424854, 2137281, 3562135, 4274562, 7124270, 10686405, 21372810]

約数ペア:

[(1, 21372810), (2, 10686405), (3, 7124270), (5, 4274562), (6, 3562135), (10, 2137281), (15, 1424854), (30, 712427)]