21611172

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1621}}^1$

素因数の和:1740

約数の個数: 48

約数和(自身を含む): 55589184

約数和(自身を除く): 33978012

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 101, 132, 202, 303, 404, 606, 1111, 1212, 1621, 2222, 3242, 3333, 4444, 4863, 6484, 6666, 9726, 13332, 17831, 19452, 35662, 53493, 71324, 106986, 163721, 213972, 327442, 491163, 654884, 982326, 1800931, 1964652, 3601862, 5402793, 7203724, 10805586, 21611172]

約数ペア:

[(1, 21611172), (2, 10805586), (3, 7203724), (4, 5402793), (6, 3601862), (11, 1964652), (12, 1800931), (22, 982326), (33, 654884), (44, 491163), (66, 327442), (101, 213972), (132, 163721), (202, 106986), (303, 71324), (404, 53493), (606, 35662), (1111, 19452), (1212, 17831), (1621, 13332), (2222, 9726), (3242, 6666), (3333, 6484), (4444, 4863)]