21199530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{283}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 55945728

約数和(自身を除く): 34746198

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 227, 283, 330, 454, 566, 681, 849, 1135, 1362, 1415, 1698, 2270, 2497, 2830, 3113, 3405, 4245, 4994, 6226, 6810, 7491, 8490, 9339, 12485, 14982, 15565, 18678, 24970, 31130, 37455, 46695, 64241, 74910, 93390, 128482, 192723, 321205, 385446, 642410, 706651, 963615, 1413302, 1927230, 2119953, 3533255, 4239906, 7066510, 10599765, 21199530]

約数ペア:

[(1, 21199530), (2, 10599765), (3, 7066510), (5, 4239906), (6, 3533255), (10, 2119953), (11, 1927230), (15, 1413302), (22, 963615), (30, 706651), (33, 642410), (55, 385446), (66, 321205), (110, 192723), (165, 128482), (227, 93390), (283, 74910), (330, 64241), (454, 46695), (566, 37455), (681, 31130), (849, 24970), (1135, 18678), (1362, 15565), (1415, 14982), (1698, 12485), (2270, 9339), (2497, 8490), (2830, 7491), (3113, 6810), (3405, 6226), (4245, 4994)]