21920136

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{130477}}^1$

素因数の和:130493

約数の個数: 32

約数和(自身を含む): 62629440

約数和(自身を除く): 40709304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 130477, 260954, 391431, 521908, 782862, 913339, 1043816, 1565724, 1826678, 2740017, 3131448, 3653356, 5480034, 7306712, 10960068, 21920136]

約数ペア:

[(1, 21920136), (2, 10960068), (3, 7306712), (4, 5480034), (6, 3653356), (7, 3131448), (8, 2740017), (12, 1826678), (14, 1565724), (21, 1043816), (24, 913339), (28, 782862), (42, 521908), (56, 391431), (84, 260954), (168, 130477)]