840212394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1201}}^1\times {\mathrm{16657}}^1$

素因数の和:17870

約数の個数: 32

約数和(自身を含む): 1922199936

約数和(自身を除く): 1081987542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1201, 2402, 3603, 7206, 8407, 16657, 16814, 25221, 33314, 49971, 50442, 99942, 116599, 233198, 349797, 699594, 20005057, 40010114, 60015171, 120030342, 140035399, 280070798, 420106197, 840212394]

約数ペア:

[(1, 840212394), (2, 420106197), (3, 280070798), (6, 140035399), (7, 120030342), (14, 60015171), (21, 40010114), (42, 20005057), (1201, 699594), (2402, 349797), (3603, 233198), (7206, 116599), (8407, 99942), (16657, 50442), (16814, 49971), (25221, 33314)]