2126213.00000000

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 31328640

約数和(自身を除く): 17517388

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 1997, 3458, 3994, 6916, 7988, 13979, 25961, 27958, 37943, 51922, 55916, 75886, 103844, 151772, 181727, 265601, 363454, 493259, 531202, 726908, 986518, 1062404, 1973036, 3452813, 6905626, 13811252]

約数ペア:

[(1, 13811252), (2, 6905626), (4, 3452813), (7, 1973036), (13, 1062404), (14, 986518), (19, 726908), (26, 531202), (28, 493259), (38, 363454), (52, 265601), (76, 181727), (91, 151772), (133, 103844), (182, 75886), (247, 55916), (266, 51922), (364, 37943), (494, 27958), (532, 25961), (988, 13979), (1729, 7988), (1997, 6916), (3458, 3994)]