21697722

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{20431}}^1$

素因数の和:20498

約数の個数: 24

約数和(自身を含む): 47810880

約数和(自身を除く): 26113158

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 177, 354, 531, 1062, 20431, 40862, 61293, 122586, 183879, 367758, 1205429, 2410858, 3616287, 7232574, 10848861, 21697722]

約数ペア:

[(1, 21697722), (2, 10848861), (3, 7232574), (6, 3616287), (9, 2410858), (18, 1205429), (59, 367758), (118, 183879), (177, 122586), (354, 61293), (531, 40862), (1062, 20431)]