21409002

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{5431}}^1$

素因数の和:5515

約数の個数: 32

約数和(自身を含む): 48236160

約数和(自身を除く): 26827158

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 5431, 10862, 16293, 32586, 48879, 97758, 146637, 293274, 396463, 792926, 1189389, 2378778, 3568167, 7136334, 10704501, 21409002]

約数ペア:

[(1, 21409002), (2, 10704501), (3, 7136334), (6, 3568167), (9, 2378778), (18, 1189389), (27, 792926), (54, 396463), (73, 293274), (146, 146637), (219, 97758), (438, 48879), (657, 32586), (1314, 16293), (1971, 10862), (3942, 5431)]