21526088

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{141619}}^1$

素因数の和:141644

約数の個数: 16

約数和(自身を含む): 42486000

約数和(自身を除く): 20959912

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 141619, 283238, 566476, 1132952, 2690761, 5381522, 10763044, 21526088]

約数ペア:

[(1, 21526088), (2, 10763044), (4, 5381522), (8, 2690761), (19, 1132952), (38, 566476), (76, 283238), (152, 141619)]