21308064

素因数分解:

$2^5\times 3^1\times {\mathrm{173}}^1\times {\mathrm{1283}}^1$

素因数の和:1469

約数の個数: 48

約数和(自身を含む): 56300832

約数和(自身を除く): 34992768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 173, 346, 519, 692, 1038, 1283, 1384, 2076, 2566, 2768, 3849, 4152, 5132, 5536, 7698, 8304, 10264, 15396, 16608, 20528, 30792, 41056, 61584, 123168, 221959, 443918, 665877, 887836, 1331754, 1775672, 2663508, 3551344, 5327016, 7102688, 10654032, 21308064]

約数ペア:

[(1, 21308064), (2, 10654032), (3, 7102688), (4, 5327016), (6, 3551344), (8, 2663508), (12, 1775672), (16, 1331754), (24, 887836), (32, 665877), (48, 443918), (96, 221959), (173, 123168), (346, 61584), (519, 41056), (692, 30792), (1038, 20528), (1283, 16608), (1384, 15396), (2076, 10264), (2566, 8304), (2768, 7698), (3849, 5536), (4152, 5132)]