21170291926

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{15199}}^1$

素因数の和:15509

約数の個数: 48

約数和(自身を含む): 37709193600

約数和(自身を除く): 16538901674

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 233, 427, 466, 854, 1631, 2989, 3262, 5978, 11417, 14213, 15199, 22834, 28426, 30398, 99491, 106393, 198982, 212786, 696437, 744751, 927139, 1392874, 1489502, 1854278, 3541367, 6489973, 7082734, 12979946, 24789569, 45429811, 49579138, 90859622, 173526983, 216023387, 347053966, 432046774, 1512163709, 3024327418, 10585145963, 21170291926]

約数ペア:

[(1, 21170291926), (2, 10585145963), (7, 3024327418), (14, 1512163709), (49, 432046774), (61, 347053966), (98, 216023387), (122, 173526983), (233, 90859622), (427, 49579138), (466, 45429811), (854, 24789569), (1631, 12979946), (2989, 7082734), (3262, 6489973), (5978, 3541367), (11417, 1854278), (14213, 1489502), (15199, 1392874), (22834, 927139), (28426, 744751), (30398, 696437), (99491, 212786), (106393, 198982)]