21121608

素因数分解:

$2^3\times 3^1\times {\mathrm{880067}}^1$

素因数の和:880076

約数の個数: 16

約数和(自身を含む): 52804080

約数和(自身を除く): 31682472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 880067, 1760134, 2640201, 3520268, 5280402, 7040536, 10560804, 21121608]

約数ペア:

[(1, 21121608), (2, 10560804), (3, 7040536), (4, 5280402), (6, 3520268), (8, 2640201), (12, 1760134), (24, 880067)]