21771798

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{213449}}^1$

素因数の和:213471

約数の個数: 16

約数和(自身を含む): 46105200

約数和(自身を除く): 24333402

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 213449, 426898, 640347, 1280694, 3628633, 7257266, 10885899, 21771798]

約数ペア:

[(1, 21771798), (2, 10885899), (3, 7257266), (6, 3628633), (17, 1280694), (34, 640347), (51, 426898), (102, 213449)]