21246001924

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{86927}}^1$

素因数の和:87017

約数の個数: 72

約数和(自身を含む): 45783239040

約数和(自身を除く): 24537237116

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 49, 58, 86, 98, 116, 172, 196, 203, 301, 406, 602, 812, 1204, 1247, 1421, 2107, 2494, 2842, 4214, 4988, 5684, 8428, 8729, 17458, 34916, 61103, 86927, 122206, 173854, 244412, 347708, 608489, 1216978, 2433956, 2520883, 3737861, 4259423, 5041766, 7475722, 8518846, 10083532, 14951444, 17037692, 17646181, 26165027, 35292362, 52330054, 70584724, 104660108, 108397969, 123523267, 183155189, 216795938, 247046534, 366310378, 433591876, 494093068, 732620756, 758785783, 1517571566, 3035143132, 5311500481, 10623000962, 21246001924]

約数ペア:

[(1, 21246001924), (2, 10623000962), (4, 5311500481), (7, 3035143132), (14, 1517571566), (28, 758785783), (29, 732620756), (43, 494093068), (49, 433591876), (58, 366310378), (86, 247046534), (98, 216795938), (116, 183155189), (172, 123523267), (196, 108397969), (203, 104660108), (301, 70584724), (406, 52330054), (602, 35292362), (812, 26165027), (1204, 17646181), (1247, 17037692), (1421, 14951444), (2107, 10083532), (2494, 8518846), (2842, 7475722), (4214, 5041766), (4988, 4259423), (5684, 3737861), (8428, 2520883), (8729, 2433956), (17458, 1216978), (34916, 608489), (61103, 347708), (86927, 244412), (122206, 173854)]