21457392

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{40639}}^1$

素因数の和:40661

約数の個数: 40

約数和(自身を含む): 60472320

約数和(自身を除く): 39014928

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 40639, 81278, 121917, 162556, 243834, 325112, 447029, 487668, 650224, 894058, 975336, 1341087, 1788116, 1950672, 2682174, 3576232, 5364348, 7152464, 10728696, 21457392]

約数ペア:

[(1, 21457392), (2, 10728696), (3, 7152464), (4, 5364348), (6, 3576232), (8, 2682174), (11, 1950672), (12, 1788116), (16, 1341087), (22, 975336), (24, 894058), (33, 650224), (44, 487668), (48, 447029), (66, 325112), (88, 243834), (132, 162556), (176, 121917), (264, 81278), (528, 40639)]