21722392

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{859}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 42570000

約数和(自身を除く): 20847608

約数列:

[1, 2, 4, 8, 29, 58, 109, 116, 218, 232, 436, 859, 872, 1718, 3161, 3436, 6322, 6872, 12644, 24911, 25288, 49822, 93631, 99644, 187262, 199288, 374524, 749048, 2715299, 5430598, 10861196, 21722392]

約数ペア:

[(1, 21722392), (2, 10861196), (4, 5430598), (8, 2715299), (29, 749048), (58, 374524), (109, 199288), (116, 187262), (218, 99644), (232, 93631), (436, 49822), (859, 25288), (872, 24911), (1718, 12644), (3161, 6872), (3436, 6322)]