21986524

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{27077}}^1$

素因数の和:27117

約数の個数: 24

約数和(自身を含む): 45491040

約数和(自身を除く): 23504516

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 27077, 54154, 108308, 189539, 379078, 758156, 785233, 1570466, 3140932, 5496631, 10993262, 21986524]

約数ペア:

[(1, 21986524), (2, 10993262), (4, 5496631), (7, 3140932), (14, 1570466), (28, 785233), (29, 758156), (58, 379078), (116, 189539), (203, 108308), (406, 54154), (812, 27077)]