21000261786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{5857}}^1\times {\mathrm{85369}}^1$

素因数の和:91238

約数の個数: 32

約数和(自身を含む): 48009356160

約数和(自身を除く): 27009094374

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 5857, 11714, 17571, 35142, 40999, 81998, 85369, 122997, 170738, 245994, 256107, 512214, 597583, 1195166, 1792749, 3585498, 500006233, 1000012466, 1500018699, 3000037398, 3500043631, 7000087262, 10500130893, 21000261786]

約数ペア:

[(1, 21000261786), (2, 10500130893), (3, 7000087262), (6, 3500043631), (7, 3000037398), (14, 1500018699), (21, 1000012466), (42, 500006233), (5857, 3585498), (11714, 1792749), (17571, 1195166), (35142, 597583), (40999, 512214), (81998, 256107), (85369, 245994), (122997, 170738)]