21349536

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17107}}^1$

素因数の和:17133

約数の個数: 48

約数和(自身を含む): 60357024

約数和(自身を除く): 39007488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 17107, 34214, 51321, 68428, 102642, 136856, 205284, 222391, 273712, 410568, 444782, 547424, 667173, 821136, 889564, 1334346, 1642272, 1779128, 2668692, 3558256, 5337384, 7116512, 10674768, 21349536]

約数ペア:

[(1, 21349536), (2, 10674768), (3, 7116512), (4, 5337384), (6, 3558256), (8, 2668692), (12, 1779128), (13, 1642272), (16, 1334346), (24, 889564), (26, 821136), (32, 667173), (39, 547424), (48, 444782), (52, 410568), (78, 273712), (96, 222391), (104, 205284), (156, 136856), (208, 102642), (312, 68428), (416, 51321), (624, 34214), (1248, 17107)]