21426822

素因数分解:

$2^1\times 3^3\times {\mathrm{419}}^1\times {\mathrm{947}}^1$

素因数の和:1377

約数の個数: 32

約数和(自身を含む): 47779200

約数和(自身を除く): 26352378

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 419, 838, 947, 1257, 1894, 2514, 2841, 3771, 5682, 7542, 8523, 11313, 17046, 22626, 25569, 51138, 396793, 793586, 1190379, 2380758, 3571137, 7142274, 10713411, 21426822]

約数ペア:

[(1, 21426822), (2, 10713411), (3, 7142274), (6, 3571137), (9, 2380758), (18, 1190379), (27, 793586), (54, 396793), (419, 51138), (838, 25569), (947, 22626), (1257, 17046), (1894, 11313), (2514, 8523), (2841, 7542), (3771, 5682)]