21229164

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53609}}^1$

素因数の和:53630

約数の個数: 36

約数和(自身を含む): 58542120

約数和(自身を除く): 37312956

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 53609, 107218, 160827, 214436, 321654, 482481, 589699, 643308, 964962, 1179398, 1769097, 1929924, 2358796, 3538194, 5307291, 7076388, 10614582, 21229164]

約数ペア:

[(1, 21229164), (2, 10614582), (3, 7076388), (4, 5307291), (6, 3538194), (9, 2358796), (11, 1929924), (12, 1769097), (18, 1179398), (22, 964962), (33, 643308), (36, 589699), (44, 482481), (66, 321654), (99, 214436), (132, 160827), (198, 107218), (396, 53609)]