21788580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{33013}}^1$

素因数の和:33036

約数の個数: 48

約数和(自身を含む): 66556224

約数和(自身を除く): 44767644

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, 33013, 66026, 99039, 132052, 165065, 198078, 330130, 363143, 396156, 495195, 660260, 726286, 990390, 1089429, 1452572, 1815715, 1980780, 2178858, 3631430, 4357716, 5447145, 7262860, 10894290, 21788580]

約数ペア:

[(1, 21788580), (2, 10894290), (3, 7262860), (4, 5447145), (5, 4357716), (6, 3631430), (10, 2178858), (11, 1980780), (12, 1815715), (15, 1452572), (20, 1089429), (22, 990390), (30, 726286), (33, 660260), (44, 495195), (55, 396156), (60, 363143), (66, 330130), (110, 198078), (132, 165065), (165, 132052), (220, 99039), (330, 66026), (660, 33013)]