21105888

素因数分解:

$2^5\times 3^1\times {\mathrm{109}}^1\times {\mathrm{2017}}^1$

素因数の和:2139

約数の個数: 48

約数和(自身を含む): 55938960

約数和(自身を除く): 34833072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 109, 218, 327, 436, 654, 872, 1308, 1744, 2017, 2616, 3488, 4034, 5232, 6051, 8068, 10464, 12102, 16136, 24204, 32272, 48408, 64544, 96816, 193632, 219853, 439706, 659559, 879412, 1319118, 1758824, 2638236, 3517648, 5276472, 7035296, 10552944, 21105888]

約数ペア:

[(1, 21105888), (2, 10552944), (3, 7035296), (4, 5276472), (6, 3517648), (8, 2638236), (12, 1758824), (16, 1319118), (24, 879412), (32, 659559), (48, 439706), (96, 219853), (109, 193632), (218, 96816), (327, 64544), (436, 48408), (654, 32272), (872, 24204), (1308, 16136), (1744, 12102), (2017, 10464), (2616, 8068), (3488, 6051), (4034, 5232)]