21074922

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:835

約数の個数: 48

約数和(自身を含む): 50195808

約数和(自身を除く): 29120886

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 163, 198, 326, 489, 653, 978, 1306, 1467, 1793, 1959, 2934, 3586, 3918, 5379, 5877, 7183, 10758, 11754, 14366, 16137, 21549, 32274, 43098, 64647, 106439, 129294, 212878, 319317, 638634, 957951, 1170829, 1915902, 2341658, 3512487, 7024974, 10537461, 21074922]

約数ペア:

[(1, 21074922), (2, 10537461), (3, 7024974), (6, 3512487), (9, 2341658), (11, 1915902), (18, 1170829), (22, 957951), (33, 638634), (66, 319317), (99, 212878), (163, 129294), (198, 106439), (326, 64647), (489, 43098), (653, 32274), (978, 21549), (1306, 16137), (1467, 14366), (1793, 11754), (1959, 10758), (2934, 7183), (3586, 5877), (3918, 5379)]