21992390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18481}}^1$

素因数の和:18512

約数の個数: 32

約数和(自身を含む): 47905344

約数和(自身を除く): 25912954

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 18481, 36962, 92405, 129367, 184810, 258734, 314177, 628354, 646835, 1293670, 1570885, 2199239, 3141770, 4398478, 10996195, 21992390]

約数ペア:

[(1, 21992390), (2, 10996195), (5, 4398478), (7, 3141770), (10, 2199239), (14, 1570885), (17, 1293670), (34, 646835), (35, 628354), (70, 314177), (85, 258734), (119, 184810), (170, 129367), (238, 92405), (595, 36962), (1190, 18481)]