21780122

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{119671}}^1$

素因数の和:119693

約数の個数: 16

約数和(自身を含む): 40209792

約数和(自身を除く): 18429670

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 119671, 239342, 837697, 1555723, 1675394, 3111446, 10890061, 21780122]

約数ペア:

[(1, 21780122), (2, 10890061), (7, 3111446), (13, 1675394), (14, 1555723), (26, 837697), (91, 239342), (182, 119671)]