21542394

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{829}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 44461440

約数和(自身を除く): 22919046

約数列:

[1, 2, 3, 6, 61, 71, 122, 142, 183, 213, 366, 426, 829, 1658, 2487, 4331, 4974, 8662, 12993, 25986, 50569, 58859, 101138, 117718, 151707, 176577, 303414, 353154, 3590399, 7180798, 10771197, 21542394]

約数ペア:

[(1, 21542394), (2, 10771197), (3, 7180798), (6, 3590399), (61, 353154), (71, 303414), (122, 176577), (142, 151707), (183, 117718), (213, 101138), (366, 58859), (426, 50569), (829, 25986), (1658, 12993), (2487, 8662), (4331, 4974)]