13420974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{319547}}^1$

素因数の和:319559

約数の個数: 16

約数和(自身を含む): 30676608

約数和(自身を除く): 17255634

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 319547, 639094, 958641, 1917282, 2236829, 4473658, 6710487, 13420974]

約数ペア:

[(1, 13420974), (2, 6710487), (3, 4473658), (6, 2236829), (7, 1917282), (14, 958641), (21, 639094), (42, 319547)]