21631716

素因数分解:

$2^2\times 3^2\times {\mathrm{600881}}^1$

素因数の和:600891

約数の個数: 18

約数和(自身を含む): 54680262

約数和(自身を除く): 33048546

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 600881, 1201762, 1802643, 2403524, 3605286, 5407929, 7210572, 10815858, 21631716]

約数ペア:

[(1, 21631716), (2, 10815858), (3, 7210572), (4, 5407929), (6, 3605286), (9, 2403524), (12, 1802643), (18, 1201762), (36, 600881)]