21998460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{33331}}^1$

素因数の和:33354

約数の個数: 48

約数和(自身を含む): 67197312

約数和(自身を除く): 45198852

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 33331, 66662, 99993, 133324, 166655, 199986, 333310, 366641, 399972, 499965, 666620, 733282, 999930, 1099923, 1466564, 1833205, 1999860, 2199846, 3666410, 4399692, 5499615, 7332820, 10999230, 21998460]

約数ペア:

[(1, 21998460), (2, 10999230), (3, 7332820), (4, 5499615), (5, 4399692), (6, 3666410), (10, 2199846), (11, 1999860), (12, 1833205), (15, 1466564), (20, 1099923), (22, 999930), (30, 733282), (33, 666620), (44, 499965), (55, 399972), (60, 366641), (66, 333310), (110, 199986), (132, 166655), (165, 133324), (220, 99993), (330, 66662), (660, 33331)]