21473056

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1151}}^1$

素因数の和:1225

約数の個数: 48

約数和(自身を含む): 47029248

約数和(自身を除く): 25556192

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 88, 106, 176, 212, 352, 424, 583, 848, 1151, 1166, 1696, 2302, 2332, 4604, 4664, 9208, 9328, 12661, 18416, 18656, 25322, 36832, 50644, 61003, 101288, 122006, 202576, 244012, 405152, 488024, 671033, 976048, 1342066, 1952096, 2684132, 5368264, 10736528, 21473056]

約数ペア:

[(1, 21473056), (2, 10736528), (4, 5368264), (8, 2684132), (11, 1952096), (16, 1342066), (22, 976048), (32, 671033), (44, 488024), (53, 405152), (88, 244012), (106, 202576), (176, 122006), (212, 101288), (352, 61003), (424, 50644), (583, 36832), (848, 25322), (1151, 18656), (1166, 18416), (1696, 12661), (2302, 9328), (2332, 9208), (4604, 4664)]