21078592

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:359

約数の個数: 56

約数和(自身を含む): 44485560

約数和(自身を除く): 23406968

約数列:

[1, 2, 4, 8, 16, 29, 32, 41, 58, 64, 82, 116, 164, 232, 277, 328, 464, 554, 656, 928, 1108, 1189, 1312, 1856, 2216, 2378, 2624, 4432, 4756, 8033, 8864, 9512, 11357, 16066, 17728, 19024, 22714, 32132, 38048, 45428, 64264, 76096, 90856, 128528, 181712, 257056, 329353, 363424, 514112, 658706, 726848, 1317412, 2634824, 5269648, 10539296, 21078592]

約数ペア:

[(1, 21078592), (2, 10539296), (4, 5269648), (8, 2634824), (16, 1317412), (29, 726848), (32, 658706), (41, 514112), (58, 363424), (64, 329353), (82, 257056), (116, 181712), (164, 128528), (232, 90856), (277, 76096), (328, 64264), (464, 45428), (554, 38048), (656, 32132), (928, 22714), (1108, 19024), (1189, 17728), (1312, 16066), (1856, 11357), (2216, 9512), (2378, 8864), (2624, 8033), (4432, 4756)]