21062944

素因数分解:

$2^5\times 7^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 51408000

約数和(自身を除く): 30345056

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 98, 101, 112, 133, 152, 196, 202, 224, 266, 304, 343, 392, 404, 532, 608, 686, 707, 784, 808, 931, 1064, 1372, 1414, 1568, 1616, 1862, 1919, 2128, 2744, 2828, 3232, 3724, 3838, 4256, 4949, 5488, 5656, 6517, 7448, 7676, 9898, 10976, 11312, 13034, 13433, 14896, 15352, 19796, 22624, 26068, 26866, 29792, 30704, 34643, 39592, 52136, 53732, 61408, 69286, 79184, 94031, 104272, 107464, 138572, 158368, 188062, 208544, 214928, 277144, 376124, 429856, 554288, 658217, 752248, 1108576, 1316434, 1504496, 2632868, 3008992, 5265736, 10531472, 21062944]

約数ペア:

[(1, 21062944), (2, 10531472), (4, 5265736), (7, 3008992), (8, 2632868), (14, 1504496), (16, 1316434), (19, 1108576), (28, 752248), (32, 658217), (38, 554288), (49, 429856), (56, 376124), (76, 277144), (98, 214928), (101, 208544), (112, 188062), (133, 158368), (152, 138572), (196, 107464), (202, 104272), (224, 94031), (266, 79184), (304, 69286), (343, 61408), (392, 53732), (404, 52136), (532, 39592), (608, 34643), (686, 30704), (707, 29792), (784, 26866), (808, 26068), (931, 22624), (1064, 19796), (1372, 15352), (1414, 14896), (1568, 13433), (1616, 13034), (1862, 11312), (1919, 10976), (2128, 9898), (2744, 7676), (2828, 7448), (3232, 6517), (3724, 5656), (3838, 5488), (4256, 4949)]