21742872

素因数分解:

$2^3\times 3^1\times {\mathrm{271}}^1\times {\mathrm{3343}}^1$

素因数の和:3623

約数の個数: 32

約数和(自身を含む): 54574080

約数和(自身を除く): 32831208

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 271, 542, 813, 1084, 1626, 2168, 3252, 3343, 6504, 6686, 10029, 13372, 20058, 26744, 40116, 80232, 905953, 1811906, 2717859, 3623812, 5435718, 7247624, 10871436, 21742872]

約数ペア:

[(1, 21742872), (2, 10871436), (3, 7247624), (4, 5435718), (6, 3623812), (8, 2717859), (12, 1811906), (24, 905953), (271, 80232), (542, 40116), (813, 26744), (1084, 20058), (1626, 13372), (2168, 10029), (3252, 6686), (3343, 6504)]