21715653726

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{193741}}^1$

素因数の和:194241

約数の個数: 48

約数和(自身を含む): 50775903360

約数和(自身を除く): 29060249634

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 479, 958, 1437, 2874, 4311, 6227, 8622, 12454, 18681, 37362, 56043, 112086, 193741, 387482, 581223, 1162446, 1743669, 2518633, 3487338, 5037266, 7555899, 15111798, 22667697, 45335394, 92801939, 185603878, 278405817, 556811634, 835217451, 1206425207, 1670434902, 2412850414, 3619275621, 7238551242, 10857826863, 21715653726]

約数ペア:

[(1, 21715653726), (2, 10857826863), (3, 7238551242), (6, 3619275621), (9, 2412850414), (13, 1670434902), (18, 1206425207), (26, 835217451), (39, 556811634), (78, 278405817), (117, 185603878), (234, 92801939), (479, 45335394), (958, 22667697), (1437, 15111798), (2874, 7555899), (4311, 5037266), (6227, 3487338), (8622, 2518633), (12454, 1743669), (18681, 1162446), (37362, 581223), (56043, 387482), (112086, 193741)]