21410460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1328

約数の個数: 96

約数和(自身を含む): 68812800

約数和(自身を除く): 47402340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1279, 1395, 1674, 1860, 2558, 2790, 3348, 3837, 4185, 5116, 5580, 6395, 7674, 8370, 11511, 12790, 15348, 16740, 19185, 23022, 25580, 34533, 38370, 39649, 46044, 57555, 69066, 76740, 79298, 115110, 118947, 138132, 158596, 172665, 198245, 230220, 237894, 345330, 356841, 396490, 475788, 594735, 690660, 713682, 792980, 1070523, 1189470, 1427364, 1784205, 2141046, 2378940, 3568410, 4282092, 5352615, 7136820, 10705230, 21410460]

約数ペア:

[(1, 21410460), (2, 10705230), (3, 7136820), (4, 5352615), (5, 4282092), (6, 3568410), (9, 2378940), (10, 2141046), (12, 1784205), (15, 1427364), (18, 1189470), (20, 1070523), (27, 792980), (30, 713682), (31, 690660), (36, 594735), (45, 475788), (54, 396490), (60, 356841), (62, 345330), (90, 237894), (93, 230220), (108, 198245), (124, 172665), (135, 158596), (155, 138132), (180, 118947), (186, 115110), (270, 79298), (279, 76740), (310, 69066), (372, 57555), (465, 46044), (540, 39649), (558, 38370), (620, 34533), (837, 25580), (930, 23022), (1116, 19185), (1279, 16740), (1395, 15348), (1674, 12790), (1860, 11511), (2558, 8370), (2790, 7674), (3348, 6395), (3837, 5580), (4185, 5116)]