21952548

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 57788640

約数和(自身を除く): 35836092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 107, 123, 139, 164, 214, 246, 278, 321, 369, 417, 428, 492, 556, 642, 738, 834, 963, 1251, 1284, 1476, 1668, 1926, 2502, 3852, 4387, 5004, 5699, 8774, 11398, 13161, 14873, 17097, 17548, 22796, 26322, 29746, 34194, 39483, 44619, 51291, 52644, 59492, 68388, 78966, 89238, 102582, 133857, 157932, 178476, 205164, 267714, 535428, 609793, 1219586, 1829379, 2439172, 3658758, 5488137, 7317516, 10976274, 21952548]

約数ペア:

[(1, 21952548), (2, 10976274), (3, 7317516), (4, 5488137), (6, 3658758), (9, 2439172), (12, 1829379), (18, 1219586), (36, 609793), (41, 535428), (82, 267714), (107, 205164), (123, 178476), (139, 157932), (164, 133857), (214, 102582), (246, 89238), (278, 78966), (321, 68388), (369, 59492), (417, 52644), (428, 51291), (492, 44619), (556, 39483), (642, 34194), (738, 29746), (834, 26322), (963, 22796), (1251, 17548), (1284, 17097), (1476, 14873), (1668, 13161), (1926, 11398), (2502, 8774), (3852, 5699), (4387, 5004)]