21504438

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{20249}}^1$

素因数の和:20316

約数の個数: 24

約数和(自身を含む): 47385000

約数和(自身を除く): 25880562

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 177, 354, 531, 1062, 20249, 40498, 60747, 121494, 182241, 364482, 1194691, 2389382, 3584073, 7168146, 10752219, 21504438]

約数ペア:

[(1, 21504438), (2, 10752219), (3, 7168146), (6, 3584073), (9, 2389382), (18, 1194691), (59, 364482), (118, 182241), (177, 121494), (354, 60747), (531, 40498), (1062, 20249)]