21267690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{708923}}^1$

素因数の和:708933

約数の個数: 16

約数和(自身を含む): 51042528

約数和(自身を除く): 29774838

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 708923, 1417846, 2126769, 3544615, 4253538, 7089230, 10633845, 21267690]

約数ペア:

[(1, 21267690), (2, 10633845), (3, 7089230), (5, 4253538), (6, 3544615), (10, 2126769), (15, 1417846), (30, 708923)]