2142966

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 5146416

約数和(自身を除く): 3003450

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 197, 222, 259, 294, 394, 518, 591, 777, 1182, 1379, 1554, 1813, 2758, 3626, 4137, 5439, 7289, 8274, 9653, 10878, 14578, 19306, 21867, 28959, 43734, 51023, 57918, 102046, 153069, 306138, 357161, 714322, 1071483, 2142966]

約数ペア:

[(1, 2142966), (2, 1071483), (3, 714322), (6, 357161), (7, 306138), (14, 153069), (21, 102046), (37, 57918), (42, 51023), (49, 43734), (74, 28959), (98, 21867), (111, 19306), (147, 14578), (197, 10878), (222, 9653), (259, 8274), (294, 7289), (394, 5439), (518, 4137), (591, 3626), (777, 2758), (1182, 1813), (1379, 1554)]