21413316

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 51988608

約数和(自身を除く): 30575292

約数列:

[1, 2, 3, 4, 6, 12, 41, 71, 82, 123, 142, 164, 213, 246, 284, 426, 492, 613, 852, 1226, 1839, 2452, 2911, 3678, 5822, 7356, 8733, 11644, 17466, 25133, 34932, 43523, 50266, 75399, 87046, 100532, 130569, 150798, 174092, 261138, 301596, 522276, 1784443, 3568886, 5353329, 7137772, 10706658, 21413316]

約数ペア:

[(1, 21413316), (2, 10706658), (3, 7137772), (4, 5353329), (6, 3568886), (12, 1784443), (41, 522276), (71, 301596), (82, 261138), (123, 174092), (142, 150798), (164, 130569), (213, 100532), (246, 87046), (284, 75399), (426, 50266), (492, 43523), (613, 34932), (852, 25133), (1226, 17466), (1839, 11644), (2452, 8733), (2911, 7356), (3678, 5822)]