21710324

素因数分解:

$2^2\times {\mathrm{809}}^1\times {\mathrm{6709}}^1$

素因数の和:7522

約数の個数: 12

約数和(自身を含む): 38045700

約数和(自身を除く): 16335376

約数列:

[1, 2, 4, 809, 1618, 3236, 6709, 13418, 26836, 5427581, 10855162, 21710324]

約数ペア:

[(1, 21710324), (2, 10855162), (4, 5427581), (809, 26836), (1618, 13418), (3236, 6709)]