21298026

素因数分解:

$2^1\times 3^1\times {\mathrm{503}}^1\times {\mathrm{7057}}^1$

素因数の和:7565

約数の個数: 16

約数和(自身を含む): 42686784

約数和(自身を除く): 21388758

約数列:

[1, 2, 3, 6, 503, 1006, 1509, 3018, 7057, 14114, 21171, 42342, 3549671, 7099342, 10649013, 21298026]

約数ペア:

[(1, 21298026), (2, 10649013), (3, 7099342), (6, 3549671), (503, 42342), (1006, 21171), (1509, 14114), (3018, 7057)]