21705816

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{82219}}^1$

素因数の和:82239

約数の個数: 32

約数和(自身を含む): 59198400

約数和(自身を除く): 37492584

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 82219, 164438, 246657, 328876, 493314, 657752, 904409, 986628, 1808818, 1973256, 2713227, 3617636, 5426454, 7235272, 10852908, 21705816]

約数ペア:

[(1, 21705816), (2, 10852908), (3, 7235272), (4, 5426454), (6, 3617636), (8, 2713227), (11, 1973256), (12, 1808818), (22, 986628), (24, 904409), (33, 657752), (44, 493314), (66, 328876), (88, 246657), (132, 164438), (264, 82219)]