21398061

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{2281}}^1$

素因数の和:2396

約数の個数: 16

約数和(自身を含む): 29574720

約数和(自身を除く): 8176659

約数列:

[1, 3, 53, 59, 159, 177, 2281, 3127, 6843, 9381, 120893, 134579, 362679, 403737, 7132687, 21398061]

約数ペア:

[(1, 21398061), (3, 7132687), (53, 403737), (59, 362679), (159, 134579), (177, 120893), (2281, 9381), (3127, 6843)]