20959974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{166349}}^1$

素因数の和:166364

約数の個数: 24

約数和(自身を含む): 51901200

約数和(自身を除く): 30941226

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 166349, 332698, 499047, 998094, 1164443, 1497141, 2328886, 2994282, 3493329, 6986658, 10479987, 20959974]

約数ペア:

[(1, 20959974), (2, 10479987), (3, 6986658), (6, 3493329), (7, 2994282), (9, 2328886), (14, 1497141), (18, 1164443), (21, 998094), (42, 499047), (63, 332698), (126, 166349)]