21440592

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{1601}}^1$

素因数の和:1649

約数の個数: 80

約数和(自身を含む): 63567360

約数和(自身を除く): 42126768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1488, 1601, 1674, 2232, 3202, 3348, 4464, 4803, 6404, 6696, 9606, 12808, 13392, 14409, 19212, 25616, 28818, 38424, 43227, 49631, 57636, 76848, 86454, 99262, 115272, 148893, 172908, 198524, 230544, 297786, 345816, 397048, 446679, 595572, 691632, 794096, 893358, 1191144, 1340037, 1786716, 2382288, 2680074, 3573432, 5360148, 7146864, 10720296, 21440592]

約数ペア:

[(1, 21440592), (2, 10720296), (3, 7146864), (4, 5360148), (6, 3573432), (8, 2680074), (9, 2382288), (12, 1786716), (16, 1340037), (18, 1191144), (24, 893358), (27, 794096), (31, 691632), (36, 595572), (48, 446679), (54, 397048), (62, 345816), (72, 297786), (93, 230544), (108, 198524), (124, 172908), (144, 148893), (186, 115272), (216, 99262), (248, 86454), (279, 76848), (372, 57636), (432, 49631), (496, 43227), (558, 38424), (744, 28818), (837, 25616), (1116, 19212), (1488, 14409), (1601, 13392), (1674, 12808), (2232, 9606), (3202, 6696), (3348, 6404), (4464, 4803)]