21815604

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{10271}}^1$

素因数の和:10340

約数の個数: 36

約数和(自身を含む): 56085120

約数和(自身を除く): 34269516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 531, 708, 1062, 2124, 10271, 20542, 30813, 41084, 61626, 92439, 123252, 184878, 369756, 605989, 1211978, 1817967, 2423956, 3635934, 5453901, 7271868, 10907802, 21815604]

約数ペア:

[(1, 21815604), (2, 10907802), (3, 7271868), (4, 5453901), (6, 3635934), (9, 2423956), (12, 1817967), (18, 1211978), (36, 605989), (59, 369756), (118, 184878), (177, 123252), (236, 92439), (354, 61626), (531, 41084), (708, 30813), (1062, 20542), (2124, 10271)]