21345918

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{10433}}^1$

素因数の和:10480

約数の個数: 32

約数和(自身を含む): 48079872

約数和(自身を除く): 26733954

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 186, 341, 682, 1023, 2046, 10433, 20866, 31299, 62598, 114763, 229526, 323423, 344289, 646846, 688578, 970269, 1940538, 3557653, 7115306, 10672959, 21345918]

約数ペア:

[(1, 21345918), (2, 10672959), (3, 7115306), (6, 3557653), (11, 1940538), (22, 970269), (31, 688578), (33, 646846), (62, 344289), (66, 323423), (93, 229526), (186, 114763), (341, 62598), (682, 31299), (1023, 20866), (2046, 10433)]