21536346

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 47486304

約数和(自身を除く): 25949958

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 169, 201, 317, 338, 402, 507, 634, 871, 951, 1014, 1742, 1902, 2613, 4121, 5226, 8242, 11323, 12363, 21239, 22646, 24726, 33969, 42478, 53573, 63717, 67938, 107146, 127434, 160719, 276107, 321438, 552214, 828321, 1656642, 3589391, 7178782, 10768173, 21536346]

約数ペア:

[(1, 21536346), (2, 10768173), (3, 7178782), (6, 3589391), (13, 1656642), (26, 828321), (39, 552214), (67, 321438), (78, 276107), (134, 160719), (169, 127434), (201, 107146), (317, 67938), (338, 63717), (402, 53573), (507, 42478), (634, 33969), (871, 24726), (951, 22646), (1014, 21239), (1742, 12363), (1902, 11323), (2613, 8242), (4121, 5226)]