21483316

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 41025600

約数和(自身を除く): 19542284

約数列:

[1, 2, 4, 29, 43, 58, 59, 73, 86, 116, 118, 146, 172, 236, 292, 1247, 1711, 2117, 2494, 2537, 3139, 3422, 4234, 4307, 4988, 5074, 6278, 6844, 8468, 8614, 10148, 12556, 17228, 73573, 91031, 124903, 147146, 182062, 185201, 249806, 294292, 364124, 370402, 499612, 740804, 5370829, 10741658, 21483316]

約数ペア:

[(1, 21483316), (2, 10741658), (4, 5370829), (29, 740804), (43, 499612), (58, 370402), (59, 364124), (73, 294292), (86, 249806), (116, 185201), (118, 182062), (146, 147146), (172, 124903), (236, 91031), (292, 73573), (1247, 17228), (1711, 12556), (2117, 10148), (2494, 8614), (2537, 8468), (3139, 6844), (3422, 6278), (4234, 5074), (4307, 4988)]