21713576

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{541}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 42438600

約数和(自身を除く): 20725024

約数列:

[1, 2, 4, 8, 29, 58, 116, 173, 232, 346, 541, 692, 1082, 1384, 2164, 4328, 5017, 10034, 15689, 20068, 31378, 40136, 62756, 93593, 125512, 187186, 374372, 748744, 2714197, 5428394, 10856788, 21713576]

約数ペア:

[(1, 21713576), (2, 10856788), (4, 5428394), (8, 2714197), (29, 748744), (58, 374372), (116, 187186), (173, 125512), (232, 93593), (346, 62756), (541, 40136), (692, 31378), (1082, 20068), (1384, 15689), (2164, 10034), (4328, 5017)]