21741630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{724721}}^1$

素因数の和:724731

約数の個数: 16

約数和(自身を含む): 52179984

約数和(自身を除く): 30438354

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 724721, 1449442, 2174163, 3623605, 4348326, 7247210, 10870815, 21741630]

約数ペア:

[(1, 21741630), (2, 10870815), (3, 7247210), (5, 4348326), (6, 3623605), (10, 2174163), (15, 1449442), (30, 724721)]