21536703608

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{81359}}^1$

素因数の和:81564

約数の個数: 64

約数和(自身を含む): 48034944000

約数和(自身を除く): 26498240392

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 163, 203, 232, 326, 406, 652, 812, 1141, 1304, 1624, 2282, 4564, 4727, 9128, 9454, 18908, 33089, 37816, 66178, 81359, 132356, 162718, 264712, 325436, 569513, 650872, 1139026, 2278052, 2359411, 4556104, 4718822, 9437644, 13261517, 16515877, 18875288, 26523034, 33031754, 53046068, 66063508, 92830619, 106092136, 132127016, 185661238, 371322476, 384583993, 742644952, 769167986, 1538335972, 2692087951, 3076671944, 5384175902, 10768351804, 21536703608]

約数ペア:

[(1, 21536703608), (2, 10768351804), (4, 5384175902), (7, 3076671944), (8, 2692087951), (14, 1538335972), (28, 769167986), (29, 742644952), (56, 384583993), (58, 371322476), (116, 185661238), (163, 132127016), (203, 106092136), (232, 92830619), (326, 66063508), (406, 53046068), (652, 33031754), (812, 26523034), (1141, 18875288), (1304, 16515877), (1624, 13261517), (2282, 9437644), (4564, 4718822), (4727, 4556104), (9128, 2359411), (9454, 2278052), (18908, 1139026), (33089, 650872), (37816, 569513), (66178, 325436), (81359, 264712), (132356, 162718)]