21265368

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{52121}}^1$

素因数の和:52147

約数の個数: 32

約数和(自身を含む): 56291760

約数和(自身を除く): 35026392

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 52121, 104242, 156363, 208484, 312726, 416968, 625452, 886057, 1250904, 1772114, 2658171, 3544228, 5316342, 7088456, 10632684, 21265368]

約数ペア:

[(1, 21265368), (2, 10632684), (3, 7088456), (4, 5316342), (6, 3544228), (8, 2658171), (12, 1772114), (17, 1250904), (24, 886057), (34, 625452), (51, 416968), (68, 312726), (102, 208484), (136, 156363), (204, 104242), (408, 52121)]