21493152

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{2017}}^1$

素因数の和:2070

約数の個数: 72

約数和(自身を含む): 62804196

約数和(自身を除く): 41311044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 444, 592, 666, 888, 1184, 1332, 1776, 2017, 2664, 3552, 4034, 5328, 6051, 8068, 10656, 12102, 16136, 18153, 24204, 32272, 36306, 48408, 64544, 72612, 74629, 96816, 145224, 149258, 193632, 223887, 290448, 298516, 447774, 580896, 597032, 671661, 895548, 1194064, 1343322, 1791096, 2388128, 2686644, 3582192, 5373288, 7164384, 10746576, 21493152]

約数ペア:

[(1, 21493152), (2, 10746576), (3, 7164384), (4, 5373288), (6, 3582192), (8, 2686644), (9, 2388128), (12, 1791096), (16, 1343322), (18, 1194064), (24, 895548), (32, 671661), (36, 597032), (37, 580896), (48, 447774), (72, 298516), (74, 290448), (96, 223887), (111, 193632), (144, 149258), (148, 145224), (222, 96816), (288, 74629), (296, 72612), (333, 64544), (444, 48408), (592, 36306), (666, 32272), (888, 24204), (1184, 18153), (1332, 16136), (1776, 12102), (2017, 10656), (2664, 8068), (3552, 6051), (4034, 5328)]