21930738

素因数分解:

$2^1\times 3^1\times {\mathrm{677}}^1\times {\mathrm{5399}}^1$

素因数の和:6081

約数の個数: 16

約数和(自身を含む): 43934400

約数和(自身を除く): 22003662

約数列:

[1, 2, 3, 6, 677, 1354, 2031, 4062, 5399, 10798, 16197, 32394, 3655123, 7310246, 10965369, 21930738]

約数ペア:

[(1, 21930738), (2, 10965369), (3, 7310246), (6, 3655123), (677, 32394), (1354, 16197), (2031, 10798), (4062, 5399)]