21274734

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{20981}}^1$

素因数の和:21012

約数の個数: 24

約数和(自身を含む): 46076472

約数和(自身を除く): 24801738

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 20981, 41962, 62943, 125886, 272753, 545506, 818259, 1636518, 3545789, 7091578, 10637367, 21274734]

約数ペア:

[(1, 21274734), (2, 10637367), (3, 7091578), (6, 3545789), (13, 1636518), (26, 818259), (39, 545506), (78, 272753), (169, 125886), (338, 62943), (507, 41962), (1014, 20981)]