21419814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{883}}^1$

素因数の和:1212

約数の個数: 32

約数和(自身を含む): 46335744

約数和(自身を除く): 24915930

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 311, 622, 883, 933, 1766, 1866, 2649, 4043, 5298, 8086, 11479, 12129, 22958, 24258, 34437, 68874, 274613, 549226, 823839, 1647678, 3569969, 7139938, 10709907, 21419814]

約数ペア:

[(1, 21419814), (2, 10709907), (3, 7139938), (6, 3569969), (13, 1647678), (26, 823839), (39, 549226), (78, 274613), (311, 68874), (622, 34437), (883, 24258), (933, 22958), (1766, 12129), (1866, 11479), (2649, 8086), (4043, 5298)]