17890908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{212987}}^1$

素因数の和:213001

約数の個数: 24

約数和(自身を含む): 47709312

約数和(自身を除く): 29818404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 212987, 425974, 638961, 851948, 1277922, 1490909, 2555844, 2981818, 4472727, 5963636, 8945454, 17890908]

約数ペア:

[(1, 17890908), (2, 8945454), (3, 5963636), (4, 4472727), (6, 2981818), (7, 2555844), (12, 1490909), (14, 1277922), (21, 851948), (28, 638961), (42, 425974), (84, 212987)]