21724674

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{212987}}^1$

素因数の和:213009

約数の個数: 16

約数和(自身を含む): 46005408

約数和(自身を除く): 24280734

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 212987, 425974, 638961, 1277922, 3620779, 7241558, 10862337, 21724674]

約数ペア:

[(1, 21724674), (2, 10862337), (3, 7241558), (6, 3620779), (17, 1277922), (34, 638961), (51, 425974), (102, 212987)]