21255456

素因数分解:

$2^5\times 3^1\times {\mathrm{221411}}^1$

素因数の和:221424

約数の個数: 24

約数和(自身を含む): 55795824

約数和(自身を除く): 34540368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 221411, 442822, 664233, 885644, 1328466, 1771288, 2656932, 3542576, 5313864, 7085152, 10627728, 21255456]

約数ペア:

[(1, 21255456), (2, 10627728), (3, 7085152), (4, 5313864), (6, 3542576), (8, 2656932), (12, 1771288), (16, 1328466), (24, 885644), (32, 664233), (48, 442822), (96, 221411)]