21467922

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11887}}^1$

素因数の和:11942

約数の個数: 32

約数和(自身を含む): 50214912

約数和(自身を除く): 28746990

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 11887, 23774, 35661, 71322, 83209, 166418, 249627, 499254, 511141, 1022282, 1533423, 3066846, 3577987, 7155974, 10733961, 21467922]

約数ペア:

[(1, 21467922), (2, 10733961), (3, 7155974), (6, 3577987), (7, 3066846), (14, 1533423), (21, 1022282), (42, 511141), (43, 499254), (86, 249627), (129, 166418), (258, 83209), (301, 71322), (602, 35661), (903, 23774), (1806, 11887)]