21058452

素因数分解:

$2^2\times 3^2\times {\mathrm{563}}^1\times {\mathrm{1039}}^1$

素因数の和:1612

約数の個数: 36

約数和(自身を含む): 53376960

約数和(自身を除く): 32318508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 563, 1039, 1126, 1689, 2078, 2252, 3117, 3378, 4156, 5067, 6234, 6756, 9351, 10134, 12468, 18702, 20268, 37404, 584957, 1169914, 1754871, 2339828, 3509742, 5264613, 7019484, 10529226, 21058452]

約数ペア:

[(1, 21058452), (2, 10529226), (3, 7019484), (4, 5264613), (6, 3509742), (9, 2339828), (12, 1754871), (18, 1169914), (36, 584957), (563, 37404), (1039, 20268), (1126, 18702), (1689, 12468), (2078, 10134), (2252, 9351), (3117, 6756), (3378, 6234), (4156, 5067)]