21438244

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3533}}^1$

素因数の和:3615

約数の個数: 24

約数和(自身を含む): 39481848

約数和(自身を除く): 18043604

約数列:

[1, 2, 4, 37, 41, 74, 82, 148, 164, 1517, 3034, 3533, 6068, 7066, 14132, 130721, 144853, 261442, 289706, 522884, 579412, 5359561, 10719122, 21438244]

約数ペア:

[(1, 21438244), (2, 10719122), (4, 5359561), (37, 579412), (41, 522884), (74, 289706), (82, 261442), (148, 144853), (164, 130721), (1517, 14132), (3034, 7066), (3533, 6068)]