21646273

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 24364800

約数和(自身を除く): 2718527

約数列:

[1, 11, 47, 149, 281, 517, 1639, 3091, 7003, 13207, 41869, 77033, 145277, 460559, 1967843, 21646273]

約数ペア:

[(1, 21646273), (11, 1967843), (47, 460559), (149, 145277), (281, 77033), (517, 41869), (1639, 13207), (3091, 7003)]