21146706

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7297}}^1$

素因数の和:7335

約数の個数: 48

約数和(自身を含む): 54647424

約数和(自身を除く): 33500718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 7297, 14594, 21891, 43782, 51079, 65673, 102158, 131346, 153237, 167831, 306474, 335662, 459711, 503493, 919422, 1006986, 1174817, 1510479, 2349634, 3020958, 3524451, 7048902, 10573353, 21146706]

約数ペア:

[(1, 21146706), (2, 10573353), (3, 7048902), (6, 3524451), (7, 3020958), (9, 2349634), (14, 1510479), (18, 1174817), (21, 1006986), (23, 919422), (42, 503493), (46, 459711), (63, 335662), (69, 306474), (126, 167831), (138, 153237), (161, 131346), (207, 102158), (322, 65673), (414, 51079), (483, 43782), (966, 21891), (1449, 14594), (2898, 7297)]