21730408083

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{235537}}^1$

素因数の和:235633

約数の個数: 40

約数和(自身を含む): 34884119952

約数和(自身を除く): 13153711869

約数列:

[1, 3, 9, 17, 27, 51, 67, 81, 153, 201, 459, 603, 1139, 1377, 1809, 3417, 5427, 10251, 30753, 92259, 235537, 706611, 2119833, 4004129, 6359499, 12012387, 15780979, 19078497, 36037161, 47342937, 108111483, 142028811, 268276643, 324334449, 426086433, 804829929, 1278259299, 2414489787, 7243469361, 21730408083]

約数ペア:

[(1, 21730408083), (3, 7243469361), (9, 2414489787), (17, 1278259299), (27, 804829929), (51, 426086433), (67, 324334449), (81, 268276643), (153, 142028811), (201, 108111483), (459, 47342937), (603, 36037161), (1139, 19078497), (1377, 15780979), (1809, 12012387), (3417, 6359499), (5427, 4004129), (10251, 2119833), (30753, 706611), (92259, 235537)]