21125808

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13337}}^1$

素因数の和:13362

約数の個数: 60

約数和(自身を含む): 64502568

約数和(自身を除く): 43376760

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13337, 26674, 40011, 53348, 80022, 106696, 120033, 146707, 160044, 213392, 240066, 293414, 320088, 440121, 480132, 586828, 640176, 880242, 960264, 1173656, 1320363, 1760484, 1920528, 2347312, 2640726, 3520968, 5281452, 7041936, 10562904, 21125808]

約数ペア:

[(1, 21125808), (2, 10562904), (3, 7041936), (4, 5281452), (6, 3520968), (8, 2640726), (9, 2347312), (11, 1920528), (12, 1760484), (16, 1320363), (18, 1173656), (22, 960264), (24, 880242), (33, 640176), (36, 586828), (44, 480132), (48, 440121), (66, 320088), (72, 293414), (88, 240066), (99, 213392), (132, 160044), (144, 146707), (176, 120033), (198, 106696), (264, 80022), (396, 53348), (528, 40011), (792, 26674), (1584, 13337)]