21067527

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{5569}}^1$

素因数の和:5682

約数の個数: 16

約数和(自身を含む): 30568160

約数和(自身を除く): 9500633

約数列:

[1, 3, 13, 39, 97, 291, 1261, 3783, 5569, 16707, 72397, 217191, 540193, 1620579, 7022509, 21067527]

約数ペア:

[(1, 21067527), (3, 7022509), (13, 1620579), (39, 540193), (97, 217191), (291, 72397), (1261, 16707), (3783, 5569)]