21225010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124853}}^1$

素因数の和:124877

約数の個数: 16

約数和(自身を含む): 40452696

約数和(自身を除く): 19227686

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 124853, 249706, 624265, 1248530, 2122501, 4245002, 10612505, 21225010]

約数ペア:

[(1, 21225010), (2, 10612505), (5, 4245002), (10, 2122501), (17, 1248530), (34, 624265), (85, 249706), (170, 124853)]