21450676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11149}}^1$

素因数の和:11203

約数の個数: 24

約数和(自身を含む): 41522600

約数和(自身を除く): 20071924

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 11149, 22298, 44596, 144937, 289874, 412513, 579748, 825026, 1650052, 5362669, 10725338, 21450676]

約数ペア:

[(1, 21450676), (2, 10725338), (4, 5362669), (13, 1650052), (26, 825026), (37, 579748), (52, 412513), (74, 289874), (148, 144937), (481, 44596), (962, 22298), (1924, 11149)]