21948571372

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{4679}}^1$

素因数の和:4980

約数の個数: 96

約数和(自身を含む): 48432384000

約数和(自身を除く): 26483812628

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 263, 343, 364, 526, 637, 686, 1052, 1274, 1372, 1841, 2548, 3419, 3682, 4459, 4679, 6838, 7364, 8918, 9358, 12887, 13676, 17836, 18716, 23933, 25774, 32753, 47866, 51548, 60827, 65506, 90209, 95732, 121654, 131012, 167531, 180418, 229271, 243308, 335062, 360836, 425789, 458542, 670124, 851578, 917084, 1172717, 1230577, 1604897, 1703156, 2345434, 2461154, 2980523, 3209794, 4690868, 4922308, 5961046, 6419588, 8614039, 11922092, 15997501, 17228078, 20863661, 31995002, 34456156, 41727322, 60298273, 63990004, 83454644, 111982507, 120596546, 223965014, 241193092, 422087911, 447930028, 783877549, 844175822, 1567755098, 1688351644, 3135510196, 5487142843, 10974285686, 21948571372]

約数ペア:

[(1, 21948571372), (2, 10974285686), (4, 5487142843), (7, 3135510196), (13, 1688351644), (14, 1567755098), (26, 844175822), (28, 783877549), (49, 447930028), (52, 422087911), (91, 241193092), (98, 223965014), (182, 120596546), (196, 111982507), (263, 83454644), (343, 63990004), (364, 60298273), (526, 41727322), (637, 34456156), (686, 31995002), (1052, 20863661), (1274, 17228078), (1372, 15997501), (1841, 11922092), (2548, 8614039), (3419, 6419588), (3682, 5961046), (4459, 4922308), (4679, 4690868), (6838, 3209794), (7364, 2980523), (8918, 2461154), (9358, 2345434), (12887, 1703156), (13676, 1604897), (17836, 1230577), (18716, 1172717), (23933, 917084), (25774, 851578), (32753, 670124), (47866, 458542), (51548, 425789), (60827, 360836), (65506, 335062), (90209, 243308), (95732, 229271), (121654, 180418), (131012, 167531)]