21547036

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{13043}}^1$

素因数の和:13113

約数の個数: 24

約数和(自身を含む): 43827840

約数和(自身を除く): 22280804

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 13043, 26086, 52172, 91301, 182602, 365204, 769537, 1539074, 3078148, 5386759, 10773518, 21547036]

約数ペア:

[(1, 21547036), (2, 10773518), (4, 5386759), (7, 3078148), (14, 1539074), (28, 769537), (59, 365204), (118, 182602), (236, 91301), (413, 52172), (826, 26086), (1652, 13043)]