21847112

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20533}}^1$

素因数の和:20565

約数の個数: 32

約数和(自身を含む): 49281600

約数和(自身を除く): 27434488

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 20533, 41066, 82132, 143731, 164264, 287462, 390127, 574924, 780254, 1149848, 1560508, 2730889, 3121016, 5461778, 10923556, 21847112]

約数ペア:

[(1, 21847112), (2, 10923556), (4, 5461778), (7, 3121016), (8, 2730889), (14, 1560508), (19, 1149848), (28, 780254), (38, 574924), (56, 390127), (76, 287462), (133, 164264), (152, 143731), (266, 82132), (532, 41066), (1064, 20533)]