21234276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{84263}}^1$

素因数の和:84280

約数の個数: 36

約数和(自身を含む): 61344192

約数和(自身を除く): 40109916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 84263, 168526, 252789, 337052, 505578, 589841, 758367, 1011156, 1179682, 1516734, 1769523, 2359364, 3033468, 3539046, 5308569, 7078092, 10617138, 21234276]

約数ペア:

[(1, 21234276), (2, 10617138), (3, 7078092), (4, 5308569), (6, 3539046), (7, 3033468), (9, 2359364), (12, 1769523), (14, 1516734), (18, 1179682), (21, 1011156), (28, 758367), (36, 589841), (42, 505578), (63, 337052), (84, 252789), (126, 168526), (252, 84263)]