21504138

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1489}}^1$

素因数の和:1606

約数の個数: 32

約数和(自身を含む): 45057600

約数和(自身を除く): 23553462

約数列:

[1, 2, 3, 6, 29, 58, 83, 87, 166, 174, 249, 498, 1489, 2407, 2978, 4467, 4814, 7221, 8934, 14442, 43181, 86362, 123587, 129543, 247174, 259086, 370761, 741522, 3584023, 7168046, 10752069, 21504138]

約数ペア:

[(1, 21504138), (2, 10752069), (3, 7168046), (6, 3584023), (29, 741522), (58, 370761), (83, 259086), (87, 247174), (166, 129543), (174, 123587), (249, 86362), (498, 43181), (1489, 14442), (2407, 8934), (2978, 7221), (4467, 4814)]