21690720752

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{34147}}^1$

素因数の和:34258

約数の個数: 60

約数和(自身を含む): 44682999480

約数和(自身を除く): 22992278728

約数列:

[1, 2, 4, 8, 16, 29, 37, 58, 74, 116, 148, 232, 296, 464, 592, 1073, 1369, 2146, 2738, 4292, 5476, 8584, 10952, 17168, 21904, 34147, 39701, 68294, 79402, 136588, 158804, 273176, 317608, 546352, 635216, 990263, 1263439, 1980526, 2526878, 3961052, 5053756, 7922104, 10107512, 15844208, 20215024, 36639731, 46747243, 73279462, 93494486, 146558924, 186988972, 293117848, 373977944, 586235696, 747955888, 1355670047, 2711340094, 5422680188, 10845360376, 21690720752]

約数ペア:

[(1, 21690720752), (2, 10845360376), (4, 5422680188), (8, 2711340094), (16, 1355670047), (29, 747955888), (37, 586235696), (58, 373977944), (74, 293117848), (116, 186988972), (148, 146558924), (232, 93494486), (296, 73279462), (464, 46747243), (592, 36639731), (1073, 20215024), (1369, 15844208), (2146, 10107512), (2738, 7922104), (4292, 5053756), (5476, 3961052), (8584, 2526878), (10952, 1980526), (17168, 1263439), (21904, 990263), (34147, 635216), (39701, 546352), (68294, 317608), (79402, 273176), (136588, 158804)]