21085915691296

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{1663}}^1\times {\mathrm{35527}}^1$

素因数の和:37806

約数の個数: 96

約数和(自身を含む): 43799782440960

約数和(自身を除く): 22713866749664

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 587, 608, 1174, 1663, 2348, 3326, 4696, 6652, 9392, 11153, 13304, 18784, 22306, 26608, 31597, 35527, 44612, 53216, 63194, 71054, 89224, 126388, 142108, 178448, 252776, 284216, 356896, 505552, 568432, 675013, 976181, 1011104, 1136864, 1350026, 1952362, 2700052, 3904724, 5400104, 7809448, 10800208, 15618896, 18547439, 20854349, 21600416, 31237792, 37094878, 41708698, 59081401, 74189756, 83417396, 118162802, 148379512, 166834792, 236325604, 296759024, 333669584, 396232631, 472651208, 593518048, 667339168, 792465262, 945302416, 1122546619, 1584930524, 1890604832, 2245093238, 3169861048, 4490186476, 6339722096, 8980372952, 12679444192, 17960745904, 34680782387, 35921491808, 69361564774, 138723129548, 277446259096, 554892518192, 658934865353, 1109785036384, 1317869730706, 2635739461412, 5271478922824, 10542957845648, 21085915691296]

約数ペア:

[(1, 21085915691296), (2, 10542957845648), (4, 5271478922824), (8, 2635739461412), (16, 1317869730706), (19, 1109785036384), (32, 658934865353), (38, 554892518192), (76, 277446259096), (152, 138723129548), (304, 69361564774), (587, 35921491808), (608, 34680782387), (1174, 17960745904), (1663, 12679444192), (2348, 8980372952), (3326, 6339722096), (4696, 4490186476), (6652, 3169861048), (9392, 2245093238), (11153, 1890604832), (13304, 1584930524), (18784, 1122546619), (22306, 945302416), (26608, 792465262), (31597, 667339168), (35527, 593518048), (44612, 472651208), (53216, 396232631), (63194, 333669584), (71054, 296759024), (89224, 236325604), (126388, 166834792), (142108, 148379512), (178448, 118162802), (252776, 83417396), (284216, 74189756), (356896, 59081401), (505552, 41708698), (568432, 37094878), (675013, 31237792), (976181, 21600416), (1011104, 20854349), (1136864, 18547439), (1350026, 15618896), (1952362, 10800208), (2700052, 7809448), (3904724, 5400104)]