2021107312

素因数分解:

$2^4\times 7^2\times {\mathrm{2577943}}^1$

素因数の和:2577965

約数の個数: 30

約数和(自身を含む): 4555227048

約数和(自身を除く): 2534119736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 2577943, 5155886, 10311772, 18045601, 20623544, 36091202, 41247088, 72182404, 126319207, 144364808, 252638414, 288729616, 505276828, 1010553656, 2021107312]

約数ペア:

[(1, 2021107312), (2, 1010553656), (4, 505276828), (7, 288729616), (8, 252638414), (14, 144364808), (16, 126319207), (28, 72182404), (49, 41247088), (56, 36091202), (98, 20623544), (112, 18045601), (196, 10311772), (392, 5155886), (784, 2577943)]