21281274

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{168899}}^1$

素因数の和:168914

約数の個数: 24

約数和(自身を含む): 52696800

約数和(自身を除く): 31415526

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 168899, 337798, 506697, 1013394, 1182293, 1520091, 2364586, 3040182, 3546879, 7093758, 10640637, 21281274]

約数ペア:

[(1, 21281274), (2, 10640637), (3, 7093758), (6, 3546879), (7, 3040182), (9, 2364586), (14, 1520091), (18, 1182293), (21, 1013394), (42, 506697), (63, 337798), (126, 168899)]