21854610

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{26981}}^1$

素因数の和:27000

約数の個数: 40

約数和(自身を含む): 58766796

約数和(自身を除く): 36912186

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 26981, 53962, 80943, 134905, 161886, 242829, 269810, 404715, 485658, 728487, 809430, 1214145, 1456974, 2185461, 2428290, 3642435, 4370922, 7284870, 10927305, 21854610]

約数ペア:

[(1, 21854610), (2, 10927305), (3, 7284870), (5, 4370922), (6, 3642435), (9, 2428290), (10, 2185461), (15, 1456974), (18, 1214145), (27, 809430), (30, 728487), (45, 485658), (54, 404715), (81, 269810), (90, 242829), (135, 161886), (162, 134905), (270, 80943), (405, 53962), (810, 26981)]