21402348

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5591}}^1$

素因数の和:5638

約数の個数: 48

約数和(自身を含む): 56367360

約数和(自身を除く): 34965012

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 132, 174, 319, 348, 638, 957, 1276, 1914, 3828, 5591, 11182, 16773, 22364, 33546, 61501, 67092, 123002, 162139, 184503, 246004, 324278, 369006, 486417, 648556, 738012, 972834, 1783529, 1945668, 3567058, 5350587, 7134116, 10701174, 21402348]

約数ペア:

[(1, 21402348), (2, 10701174), (3, 7134116), (4, 5350587), (6, 3567058), (11, 1945668), (12, 1783529), (22, 972834), (29, 738012), (33, 648556), (44, 486417), (58, 369006), (66, 324278), (87, 246004), (116, 184503), (132, 162139), (174, 123002), (319, 67092), (348, 61501), (638, 33546), (957, 22364), (1276, 16773), (1914, 11182), (3828, 5591)]