21000279696

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{674123}}^1$

素因数の和:674204

約数の個数: 80

約数和(自身を含む): 60185790720

約数和(自身を除く): 39185511024

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 59, 66, 88, 118, 132, 176, 177, 236, 264, 354, 472, 528, 649, 708, 944, 1298, 1416, 1947, 2596, 2832, 3894, 5192, 7788, 10384, 15576, 31152, 674123, 1348246, 2022369, 2696492, 4044738, 5392984, 7415353, 8089476, 10785968, 14830706, 16178952, 22246059, 29661412, 32357904, 39773257, 44492118, 59322824, 79546514, 88984236, 118645648, 119319771, 159093028, 177968472, 238639542, 318186056, 355936944, 437505827, 477279084, 636372112, 875011654, 954558168, 1312517481, 1750023308, 1909116336, 2625034962, 3500046616, 5250069924, 7000093232, 10500139848, 21000279696]

約数ペア:

[(1, 21000279696), (2, 10500139848), (3, 7000093232), (4, 5250069924), (6, 3500046616), (8, 2625034962), (11, 1909116336), (12, 1750023308), (16, 1312517481), (22, 954558168), (24, 875011654), (33, 636372112), (44, 477279084), (48, 437505827), (59, 355936944), (66, 318186056), (88, 238639542), (118, 177968472), (132, 159093028), (176, 119319771), (177, 118645648), (236, 88984236), (264, 79546514), (354, 59322824), (472, 44492118), (528, 39773257), (649, 32357904), (708, 29661412), (944, 22246059), (1298, 16178952), (1416, 14830706), (1947, 10785968), (2596, 8089476), (2832, 7415353), (3894, 5392984), (5192, 4044738), (7788, 2696492), (10384, 2022369), (15576, 1348246), (31152, 674123)]