21039060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{50093}}^1$

素因数の和:50112

約数の個数: 48

約数和(自身を含む): 67326336

約数和(自身を除く): 46287276

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 50093, 100186, 150279, 200372, 250465, 300558, 350651, 500930, 601116, 701302, 751395, 1001860, 1051953, 1402604, 1502790, 1753255, 2103906, 3005580, 3506510, 4207812, 5259765, 7013020, 10519530, 21039060]

約数ペア:

[(1, 21039060), (2, 10519530), (3, 7013020), (4, 5259765), (5, 4207812), (6, 3506510), (7, 3005580), (10, 2103906), (12, 1753255), (14, 1502790), (15, 1402604), (20, 1051953), (21, 1001860), (28, 751395), (30, 701302), (35, 601116), (42, 500930), (60, 350651), (70, 300558), (84, 250465), (105, 200372), (140, 150279), (210, 100186), (420, 50093)]