21902366

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{4243}}^1$

素因数の和:4363

約数の個数: 16

約数和(自身を含む): 34376400

約数和(自身を除く): 12474034

約数列:

[1, 2, 29, 58, 89, 178, 2581, 4243, 5162, 8486, 123047, 246094, 377627, 755254, 10951183, 21902366]

約数ペア:

[(1, 21902366), (2, 10951183), (29, 755254), (58, 377627), (89, 246094), (178, 123047), (2581, 8486), (4243, 5162)]