21919590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3163}}^1$

素因数の和:3194

約数の個数: 96

約数和(自身を含む): 71076096

約数和(自身を除く): 49156506

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 126, 154, 165, 198, 210, 231, 315, 330, 385, 462, 495, 630, 693, 770, 990, 1155, 1386, 2310, 3163, 3465, 6326, 6930, 9489, 15815, 18978, 22141, 28467, 31630, 34793, 44282, 47445, 56934, 66423, 69586, 94890, 104379, 110705, 132846, 142335, 173965, 199269, 208758, 221410, 243551, 284670, 313137, 332115, 347930, 398538, 487102, 521895, 626274, 664230, 730653, 996345, 1043790, 1217755, 1461306, 1565685, 1992690, 2191959, 2435510, 3131370, 3653265, 4383918, 7306530, 10959795, 21919590]

約数ペア:

[(1, 21919590), (2, 10959795), (3, 7306530), (5, 4383918), (6, 3653265), (7, 3131370), (9, 2435510), (10, 2191959), (11, 1992690), (14, 1565685), (15, 1461306), (18, 1217755), (21, 1043790), (22, 996345), (30, 730653), (33, 664230), (35, 626274), (42, 521895), (45, 487102), (55, 398538), (63, 347930), (66, 332115), (70, 313137), (77, 284670), (90, 243551), (99, 221410), (105, 208758), (110, 199269), (126, 173965), (154, 142335), (165, 132846), (198, 110705), (210, 104379), (231, 94890), (315, 69586), (330, 66423), (385, 56934), (462, 47445), (495, 44282), (630, 34793), (693, 31630), (770, 28467), (990, 22141), (1155, 18978), (1386, 15815), (2310, 9489), (3163, 6930), (3465, 6326)]