21270804

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3217}}^1$

素因数の和:3272

約数の個数: 48

約数和(自身を含む): 54062400

約数和(自身を除く): 32791596

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 38, 57, 58, 76, 87, 114, 116, 174, 228, 348, 551, 1102, 1653, 2204, 3217, 3306, 6434, 6612, 9651, 12868, 19302, 38604, 61123, 93293, 122246, 183369, 186586, 244492, 279879, 366738, 373172, 559758, 733476, 1119516, 1772567, 3545134, 5317701, 7090268, 10635402, 21270804]

約数ペア:

[(1, 21270804), (2, 10635402), (3, 7090268), (4, 5317701), (6, 3545134), (12, 1772567), (19, 1119516), (29, 733476), (38, 559758), (57, 373172), (58, 366738), (76, 279879), (87, 244492), (114, 186586), (116, 183369), (174, 122246), (228, 93293), (348, 61123), (551, 38604), (1102, 19302), (1653, 12868), (2204, 9651), (3217, 6612), (3306, 6434)]