21227524

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 38000480

約数和(自身を除く): 16772956

約数列:

[1, 2, 4, 73, 139, 146, 278, 292, 523, 556, 1046, 2092, 10147, 20294, 38179, 40588, 72697, 76358, 145394, 152716, 290788, 5306881, 10613762, 21227524]

約数ペア:

[(1, 21227524), (2, 10613762), (4, 5306881), (73, 290788), (139, 152716), (146, 145394), (278, 76358), (292, 72697), (523, 40588), (556, 38179), (1046, 20294), (2092, 10147)]