21296061

素因数分解:

$3^3\times {\mathrm{719}}^1\times {\mathrm{1097}}^1$

素因数の和:1825

約数の個数: 16

約数和(自身を含む): 31622400

約数和(自身を除く): 10326339

約数列:

[1, 3, 9, 27, 719, 1097, 2157, 3291, 6471, 9873, 19413, 29619, 788743, 2366229, 7098687, 21296061]

約数ペア:

[(1, 21296061), (3, 7098687), (9, 2366229), (27, 788743), (719, 29619), (1097, 19413), (2157, 9873), (3291, 6471)]