21480186

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39341}}^1$

素因数の和:39366

約数の個数: 32

約数和(自身を含む): 52875648

約数和(自身を除く): 31395462

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 39341, 78682, 118023, 236046, 275387, 511433, 550774, 826161, 1022866, 1534299, 1652322, 3068598, 3580031, 7160062, 10740093, 21480186]

約数ペア:

[(1, 21480186), (2, 10740093), (3, 7160062), (6, 3580031), (7, 3068598), (13, 1652322), (14, 1534299), (21, 1022866), (26, 826161), (39, 550774), (42, 511433), (78, 275387), (91, 236046), (182, 118023), (273, 78682), (546, 39341)]