2021091130

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{9901}}^1$

素因数の和:10194

約数の個数: 32

約数和(自身を含む): 3689485200

約数和(自身を除く): 1668394070

約数列:

[1, 2, 5, 10, 137, 149, 274, 298, 685, 745, 1370, 1490, 9901, 19802, 20413, 40826, 49505, 99010, 102065, 204130, 1356437, 1475249, 2712874, 2950498, 6782185, 7376245, 13564370, 14752490, 202109113, 404218226, 1010545565, 2021091130]

約数ペア:

[(1, 2021091130), (2, 1010545565), (5, 404218226), (10, 202109113), (137, 14752490), (149, 13564370), (274, 7376245), (298, 6782185), (685, 2950498), (745, 2712874), (1370, 1475249), (1490, 1356437), (9901, 204130), (19802, 102065), (20413, 99010), (40826, 49505)]