21352992

素因数分解:

$2^5\times 3^1\times {\mathrm{347}}^1\times {\mathrm{641}}^1$

素因数の和:1001

約数の個数: 48

約数和(自身を含む): 56300832

約数和(自身を除く): 34947840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 347, 641, 694, 1041, 1282, 1388, 1923, 2082, 2564, 2776, 3846, 4164, 5128, 5552, 7692, 8328, 10256, 11104, 15384, 16656, 20512, 30768, 33312, 61536, 222427, 444854, 667281, 889708, 1334562, 1779416, 2669124, 3558832, 5338248, 7117664, 10676496, 21352992]

約数ペア:

[(1, 21352992), (2, 10676496), (3, 7117664), (4, 5338248), (6, 3558832), (8, 2669124), (12, 1779416), (16, 1334562), (24, 889708), (32, 667281), (48, 444854), (96, 222427), (347, 61536), (641, 33312), (694, 30768), (1041, 20512), (1282, 16656), (1388, 15384), (1923, 11104), (2082, 10256), (2564, 8328), (2776, 7692), (3846, 5552), (4164, 5128)]