21960148

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{3517}}^1$

素因数の和:3751

約数の個数: 24

約数和(自身を含む): 44129792

約数和(自身を除く): 22169644

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 3517, 6244, 7034, 14068, 24619, 49238, 98476, 784291, 1568582, 3137164, 5490037, 10980074, 21960148]

約数ペア:

[(1, 21960148), (2, 10980074), (4, 5490037), (7, 3137164), (14, 1568582), (28, 784291), (223, 98476), (446, 49238), (892, 24619), (1561, 14068), (3122, 7034), (3517, 6244)]