21788136

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{5309}}^1$

素因数の和:5343

約数の個数: 64

約数和(自身を含む): 63720000

約数和(自身を除く): 41931864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 5309, 10618, 15927, 21236, 31854, 42472, 47781, 63708, 95562, 100871, 127416, 143343, 191124, 201742, 286686, 302613, 382248, 403484, 573372, 605226, 806968, 907839, 1146744, 1210452, 1815678, 2420904, 2723517, 3631356, 5447034, 7262712, 10894068, 21788136]

約数ペア:

[(1, 21788136), (2, 10894068), (3, 7262712), (4, 5447034), (6, 3631356), (8, 2723517), (9, 2420904), (12, 1815678), (18, 1210452), (19, 1146744), (24, 907839), (27, 806968), (36, 605226), (38, 573372), (54, 403484), (57, 382248), (72, 302613), (76, 286686), (108, 201742), (114, 191124), (152, 143343), (171, 127416), (216, 100871), (228, 95562), (342, 63708), (456, 47781), (513, 42472), (684, 31854), (1026, 21236), (1368, 15927), (2052, 10618), (4104, 5309)]