21710150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5639}}^1$

素因数の和:5669

約数の個数: 48

約数和(自身を含む): 50353920

約数和(自身を除く): 28643770

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 5639, 11278, 28195, 39473, 56390, 62029, 78946, 124058, 140975, 197365, 281950, 310145, 394730, 434203, 620290, 868406, 986825, 1550725, 1973650, 2171015, 3101450, 4342030, 10855075, 21710150]

約数ペア:

[(1, 21710150), (2, 10855075), (5, 4342030), (7, 3101450), (10, 2171015), (11, 1973650), (14, 1550725), (22, 986825), (25, 868406), (35, 620290), (50, 434203), (55, 394730), (70, 310145), (77, 281950), (110, 197365), (154, 140975), (175, 124058), (275, 78946), (350, 62029), (385, 56390), (550, 39473), (770, 28195), (1925, 11278), (3850, 5639)]