21165558

素因数分解:

$2^1\times 3^1\times {\mathrm{1307}}^1\times {\mathrm{2699}}^1$

素因数の和:4011

約数の個数: 16

約数和(自身を含む): 42379200

約数和(自身を除く): 21213642

約数列:

[1, 2, 3, 6, 1307, 2614, 2699, 3921, 5398, 7842, 8097, 16194, 3527593, 7055186, 10582779, 21165558]

約数ペア:

[(1, 21165558), (2, 10582779), (3, 7055186), (6, 3527593), (1307, 16194), (2614, 8097), (2699, 7842), (3921, 5398)]