21440496

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5801}}^1$

素因数の和:5830

約数の個数: 80

約数和(自身を含む): 69067008

約数和(自身を除く): 47626512

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 231, 264, 308, 336, 462, 528, 616, 924, 1232, 1848, 3696, 5801, 11602, 17403, 23204, 34806, 40607, 46408, 63811, 69612, 81214, 92816, 121821, 127622, 139224, 162428, 191433, 243642, 255244, 278448, 324856, 382866, 446677, 487284, 510488, 649712, 765732, 893354, 974568, 1020976, 1340031, 1531464, 1786708, 1949136, 2680062, 3062928, 3573416, 5360124, 7146832, 10720248, 21440496]

約数ペア:

[(1, 21440496), (2, 10720248), (3, 7146832), (4, 5360124), (6, 3573416), (7, 3062928), (8, 2680062), (11, 1949136), (12, 1786708), (14, 1531464), (16, 1340031), (21, 1020976), (22, 974568), (24, 893354), (28, 765732), (33, 649712), (42, 510488), (44, 487284), (48, 446677), (56, 382866), (66, 324856), (77, 278448), (84, 255244), (88, 243642), (112, 191433), (132, 162428), (154, 139224), (168, 127622), (176, 121821), (231, 92816), (264, 81214), (308, 69612), (336, 63811), (462, 46408), (528, 40607), (616, 34806), (924, 23204), (1232, 17403), (1848, 11602), (3696, 5801)]