21089642

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{13331}}^1$

素因数の和:13453

約数の個数: 16

約数和(自身を含む): 36476352

約数和(自身を除く): 15386710

約数列:

[1, 2, 7, 14, 113, 226, 791, 1582, 13331, 26662, 93317, 186634, 1506403, 3012806, 10544821, 21089642]

約数ペア:

[(1, 21089642), (2, 10544821), (7, 3012806), (14, 1506403), (113, 186634), (226, 93317), (791, 26662), (1582, 13331)]