21032668193632

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{691}}^1\times {\mathrm{281167}}^1$

素因数の和:282084

約数の個数: 96

約数和(自身を含む): 44128080460800

約数和(自身を除く): 23095412267168

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 199, 272, 398, 544, 691, 796, 1382, 1592, 2764, 3184, 3383, 5528, 6368, 6766, 11056, 11747, 13532, 22112, 23494, 27064, 46988, 54128, 93976, 108256, 137509, 187952, 275018, 281167, 375904, 550036, 562334, 1100072, 1124668, 2200144, 2249336, 2337653, 4400288, 4498672, 4675306, 4779839, 8997344, 9350612, 9559678, 18701224, 19119356, 37402448, 38238712, 55952233, 74804896, 76477424, 111904466, 152954848, 194286397, 223808932, 388572794, 447617864, 777145588, 895235728, 951187961, 1554291176, 1790471456, 1902375922, 3108582352, 3302868749, 3804751844, 6217164704, 6605737498, 7609503688, 13211474996, 15219007376, 26422949992, 30438014752, 38662993003, 52845899984, 77325986006, 105691799968, 154651972012, 309303944024, 618607888048, 657270881051, 1237215776096, 1314541762102, 2629083524204, 5258167048408, 10516334096816, 21032668193632]

約数ペア:

[(1, 21032668193632), (2, 10516334096816), (4, 5258167048408), (8, 2629083524204), (16, 1314541762102), (17, 1237215776096), (32, 657270881051), (34, 618607888048), (68, 309303944024), (136, 154651972012), (199, 105691799968), (272, 77325986006), (398, 52845899984), (544, 38662993003), (691, 30438014752), (796, 26422949992), (1382, 15219007376), (1592, 13211474996), (2764, 7609503688), (3184, 6605737498), (3383, 6217164704), (5528, 3804751844), (6368, 3302868749), (6766, 3108582352), (11056, 1902375922), (11747, 1790471456), (13532, 1554291176), (22112, 951187961), (23494, 895235728), (27064, 777145588), (46988, 447617864), (54128, 388572794), (93976, 223808932), (108256, 194286397), (137509, 152954848), (187952, 111904466), (275018, 76477424), (281167, 74804896), (375904, 55952233), (550036, 38238712), (562334, 37402448), (1100072, 19119356), (1124668, 18701224), (2200144, 9559678), (2249336, 9350612), (2337653, 8997344), (4400288, 4779839), (4498672, 4675306)]