21131472

素因数分解:

$2^4\times 3^1\times {\mathrm{440239}}^1$

素因数の和:440250

約数の個数: 20

約数和(自身を含む): 54589760

約数和(自身を除く): 33458288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 440239, 880478, 1320717, 1760956, 2641434, 3521912, 5282868, 7043824, 10565736, 21131472]

約数ペア:

[(1, 21131472), (2, 10565736), (3, 7043824), (4, 5282868), (6, 3521912), (8, 2641434), (12, 1760956), (16, 1320717), (24, 880478), (48, 440239)]