21233744

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4409}}^1$

素因数の和:4467

約数の個数: 40

約数和(自身を含む): 48121920

約数和(自身を除く): 26888176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4409, 4816, 8818, 17636, 30863, 35272, 61726, 70544, 123452, 189587, 246904, 379174, 493808, 758348, 1327109, 1516696, 2654218, 3033392, 5308436, 10616872, 21233744]

約数ペア:

[(1, 21233744), (2, 10616872), (4, 5308436), (7, 3033392), (8, 2654218), (14, 1516696), (16, 1327109), (28, 758348), (43, 493808), (56, 379174), (86, 246904), (112, 189587), (172, 123452), (301, 70544), (344, 61726), (602, 35272), (688, 30863), (1204, 17636), (2408, 8818), (4409, 4816)]