21202335

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 47623680

約数和(自身を除く): 26421345

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 29, 33, 35, 45, 55, 63, 77, 87, 99, 105, 145, 165, 203, 211, 231, 261, 315, 319, 385, 435, 495, 609, 633, 693, 957, 1015, 1055, 1155, 1305, 1477, 1595, 1827, 1899, 2233, 2321, 2871, 3045, 3165, 3465, 4431, 4785, 6119, 6699, 6963, 7385, 9135, 9495, 11165, 11605, 13293, 14355, 16247, 18357, 20097, 20889, 22155, 30595, 33495, 34815, 42833, 48741, 55071, 66465, 67309, 81235, 91785, 100485, 104445, 128499, 146223, 201927, 214165, 243705, 275355, 336545, 385497, 471163, 605781, 642495, 731115, 1009635, 1413489, 1927485, 2355815, 3028905, 4240467, 7067445, 21202335]

約数ペア:

[(1, 21202335), (3, 7067445), (5, 4240467), (7, 3028905), (9, 2355815), (11, 1927485), (15, 1413489), (21, 1009635), (29, 731115), (33, 642495), (35, 605781), (45, 471163), (55, 385497), (63, 336545), (77, 275355), (87, 243705), (99, 214165), (105, 201927), (145, 146223), (165, 128499), (203, 104445), (211, 100485), (231, 91785), (261, 81235), (315, 67309), (319, 66465), (385, 55071), (435, 48741), (495, 42833), (609, 34815), (633, 33495), (693, 30595), (957, 22155), (1015, 20889), (1055, 20097), (1155, 18357), (1305, 16247), (1477, 14355), (1595, 13293), (1827, 11605), (1899, 11165), (2233, 9495), (2321, 9135), (2871, 7385), (3045, 6963), (3165, 6699), (3465, 6119), (4431, 4785)]