21549885848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4099}}^1$

素因数の和:4225

約数の個数: 128

約数和(自身を含む): 46759680000

約数和(自身を除く): 25209794152

約数列:

[1, 2, 4, 8, 17, 29, 31, 34, 43, 58, 62, 68, 86, 116, 124, 136, 172, 232, 248, 344, 493, 527, 731, 899, 986, 1054, 1247, 1333, 1462, 1798, 1972, 2108, 2494, 2666, 2924, 3596, 3944, 4099, 4216, 4988, 5332, 5848, 7192, 8198, 9976, 10664, 15283, 16396, 21199, 22661, 30566, 32792, 38657, 42398, 45322, 61132, 69683, 77314, 84796, 90644, 118871, 122264, 127069, 139366, 154628, 169592, 176257, 181288, 237742, 254138, 278732, 309256, 352514, 475484, 508276, 557464, 657169, 705028, 950968, 1016552, 1314338, 1410056, 2020807, 2160173, 2628676, 2996369, 3685001, 4041614, 4320346, 5111453, 5257352, 5463967, 5992738, 7370002, 8083228, 8640692, 10222906, 10927934, 11985476, 14740004, 16166456, 17281384, 20445812, 21855868, 23970952, 29480008, 40891624, 43711736, 62645017, 86894701, 92887439, 125290034, 158455043, 173789402, 185774878, 250580068, 316910086, 347578804, 371549756, 501160136, 633820172, 695157608, 743099512, 1267640344, 2693735731, 5387471462, 10774942924, 21549885848]

約数ペア:

[(1, 21549885848), (2, 10774942924), (4, 5387471462), (8, 2693735731), (17, 1267640344), (29, 743099512), (31, 695157608), (34, 633820172), (43, 501160136), (58, 371549756), (62, 347578804), (68, 316910086), (86, 250580068), (116, 185774878), (124, 173789402), (136, 158455043), (172, 125290034), (232, 92887439), (248, 86894701), (344, 62645017), (493, 43711736), (527, 40891624), (731, 29480008), (899, 23970952), (986, 21855868), (1054, 20445812), (1247, 17281384), (1333, 16166456), (1462, 14740004), (1798, 11985476), (1972, 10927934), (2108, 10222906), (2494, 8640692), (2666, 8083228), (2924, 7370002), (3596, 5992738), (3944, 5463967), (4099, 5257352), (4216, 5111453), (4988, 4320346), (5332, 4041614), (5848, 3685001), (7192, 2996369), (8198, 2628676), (9976, 2160173), (10664, 2020807), (15283, 1410056), (16396, 1314338), (21199, 1016552), (22661, 950968), (30566, 705028), (32792, 657169), (38657, 557464), (42398, 508276), (45322, 475484), (61132, 352514), (69683, 309256), (77314, 278732), (84796, 254138), (90644, 237742), (118871, 181288), (122264, 176257), (127069, 169592), (139366, 154628)]