2172664

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{1607}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 4413960

約数和(自身を除く): 2241296

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 1607, 3214, 6428, 12856, 20891, 41782, 83564, 167128, 271583, 543166, 1086332, 2172664]

約数ペア:

[(1, 2172664), (2, 1086332), (4, 543166), (8, 271583), (13, 167128), (26, 83564), (52, 41782), (104, 20891), (169, 12856), (338, 6428), (676, 3214), (1352, 1607)]