21583728

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{4051}}^1$

素因数の和:4102

約数の個数: 60

約数和(自身を含む): 62052328

約数和(自身を除く): 40468600

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 4051, 5328, 8102, 12153, 16204, 24306, 32408, 36459, 48612, 64816, 72918, 97224, 145836, 149887, 194448, 291672, 299774, 449661, 583344, 599548, 899322, 1199096, 1348983, 1798644, 2398192, 2697966, 3597288, 5395932, 7194576, 10791864, 21583728]

約数ペア:

[(1, 21583728), (2, 10791864), (3, 7194576), (4, 5395932), (6, 3597288), (8, 2697966), (9, 2398192), (12, 1798644), (16, 1348983), (18, 1199096), (24, 899322), (36, 599548), (37, 583344), (48, 449661), (72, 299774), (74, 291672), (111, 194448), (144, 149887), (148, 145836), (222, 97224), (296, 72918), (333, 64816), (444, 48612), (592, 36459), (666, 32408), (888, 24306), (1332, 16204), (1776, 12153), (2664, 8102), (4051, 5328)]