21973977

素因数分解:

$3^3\times {\mathrm{191}}^1\times {\mathrm{4261}}^1$

素因数の和:4461

約数の個数: 16

約数和(自身を含む): 32732160

約数和(自身を除く): 10758183

約数列:

[1, 3, 9, 27, 191, 573, 1719, 4261, 5157, 12783, 38349, 115047, 813851, 2441553, 7324659, 21973977]

約数ペア:

[(1, 21973977), (3, 7324659), (9, 2441553), (27, 813851), (191, 115047), (573, 38349), (1719, 12783), (4261, 5157)]