21120894576

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{1423}}^1\times {\mathrm{1747}}^1$

素因数の和:3243

約数の個数: 120

約数和(自身を含む): 60187695360

約数和(自身を除く): 39066800784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 118, 144, 177, 236, 354, 472, 531, 708, 944, 1062, 1416, 1423, 1747, 2124, 2832, 2846, 3494, 4248, 4269, 5241, 5692, 6988, 8496, 8538, 10482, 11384, 12807, 13976, 15723, 17076, 20964, 22768, 25614, 27952, 31446, 34152, 41928, 51228, 62892, 68304, 83856, 83957, 102456, 103073, 125784, 167914, 204912, 206146, 251568, 251871, 309219, 335828, 412292, 503742, 618438, 671656, 755613, 824584, 927657, 1007484, 1236876, 1343312, 1511226, 1649168, 1855314, 2014968, 2473752, 2485981, 3022452, 3710628, 4029936, 4947504, 4971962, 6044904, 7421256, 7457943, 9943924, 12089808, 14842512, 14915886, 19887848, 22373829, 29831772, 39775696, 44747658, 59663544, 89495316, 119327088, 146672879, 178990632, 293345758, 357981264, 440018637, 586691516, 880037274, 1173383032, 1320055911, 1760074548, 2346766064, 2640111822, 3520149096, 5280223644, 7040298192, 10560447288, 21120894576]

約数ペア:

[(1, 21120894576), (2, 10560447288), (3, 7040298192), (4, 5280223644), (6, 3520149096), (8, 2640111822), (9, 2346766064), (12, 1760074548), (16, 1320055911), (18, 1173383032), (24, 880037274), (36, 586691516), (48, 440018637), (59, 357981264), (72, 293345758), (118, 178990632), (144, 146672879), (177, 119327088), (236, 89495316), (354, 59663544), (472, 44747658), (531, 39775696), (708, 29831772), (944, 22373829), (1062, 19887848), (1416, 14915886), (1423, 14842512), (1747, 12089808), (2124, 9943924), (2832, 7457943), (2846, 7421256), (3494, 6044904), (4248, 4971962), (4269, 4947504), (5241, 4029936), (5692, 3710628), (6988, 3022452), (8496, 2485981), (8538, 2473752), (10482, 2014968), (11384, 1855314), (12807, 1649168), (13976, 1511226), (15723, 1343312), (17076, 1236876), (20964, 1007484), (22768, 927657), (25614, 824584), (27952, 755613), (31446, 671656), (34152, 618438), (41928, 503742), (51228, 412292), (62892, 335828), (68304, 309219), (83856, 251871), (83957, 251568), (102456, 206146), (103073, 204912), (125784, 167914)]