21509148

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{105437}}^1$

素因数の和:105461

約数の個数: 24

約数和(自身を含む): 53140752

約数和(自身を除く): 31631604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 105437, 210874, 316311, 421748, 632622, 1265244, 1792429, 3584858, 5377287, 7169716, 10754574, 21509148]

約数ペア:

[(1, 21509148), (2, 10754574), (3, 7169716), (4, 5377287), (6, 3584858), (12, 1792429), (17, 1265244), (34, 632622), (51, 421748), (68, 316311), (102, 210874), (204, 105437)]