21961874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{1187}}^1$

素因数の和:1258

約数の個数: 24

約数和(自身を含む): 37250928

約数和(自身を除く): 15289054

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 841, 1187, 1682, 2374, 9251, 13057, 18502, 26114, 34423, 68846, 378653, 757306, 998267, 1996534, 10980937, 21961874]

約数ペア:

[(1, 21961874), (2, 10980937), (11, 1996534), (22, 998267), (29, 757306), (58, 378653), (319, 68846), (638, 34423), (841, 26114), (1187, 18502), (1682, 13057), (2374, 9251)]