21434272

素因数分解:

$2^5\times {\mathrm{317}}^1\times {\mathrm{2113}}^1$

素因数の和:2440

約数の個数: 24

約数和(自身を含む): 42351876

約数和(自身を除く): 20917604

約数列:

[1, 2, 4, 8, 16, 32, 317, 634, 1268, 2113, 2536, 4226, 5072, 8452, 10144, 16904, 33808, 67616, 669821, 1339642, 2679284, 5358568, 10717136, 21434272]

約数ペア:

[(1, 21434272), (2, 10717136), (4, 5358568), (8, 2679284), (16, 1339642), (32, 669821), (317, 67616), (634, 33808), (1268, 16904), (2113, 10144), (2536, 8452), (4226, 5072)]