21331330275

素因数分解:

$3^1\times 5^2\times {\mathrm{293}}^2\times {\mathrm{3313}}^1$

素因数の和:3912

約数の個数: 36

約数和(自身を含む): 35399259848

約数和(自身を除く): 14067929573

約数列:

[1, 3, 5, 15, 25, 75, 293, 879, 1465, 3313, 4395, 7325, 9939, 16565, 21975, 49695, 82825, 85849, 248475, 257547, 429245, 970709, 1287735, 2146225, 2912127, 4853545, 6438675, 14560635, 24267725, 72803175, 284417737, 853253211, 1422088685, 4266266055, 7110443425, 21331330275]

約数ペア:

[(1, 21331330275), (3, 7110443425), (5, 4266266055), (15, 1422088685), (25, 853253211), (75, 284417737), (293, 72803175), (879, 24267725), (1465, 14560635), (3313, 6438675), (4395, 4853545), (7325, 2912127), (9939, 2146225), (16565, 1287735), (21975, 970709), (49695, 429245), (82825, 257547), (85849, 248475)]