21502212

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{967}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 53665920

約数和(自身を除く): 32163708

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 109, 204, 218, 327, 436, 654, 967, 1308, 1853, 1934, 2901, 3706, 3868, 5559, 5802, 7412, 11118, 11604, 16439, 22236, 32878, 49317, 65756, 98634, 105403, 197268, 210806, 316209, 421612, 632418, 1264836, 1791851, 3583702, 5375553, 7167404, 10751106, 21502212]

約数ペア:

[(1, 21502212), (2, 10751106), (3, 7167404), (4, 5375553), (6, 3583702), (12, 1791851), (17, 1264836), (34, 632418), (51, 421612), (68, 316209), (102, 210806), (109, 197268), (204, 105403), (218, 98634), (327, 65756), (436, 49317), (654, 32878), (967, 22236), (1308, 16439), (1853, 11604), (1934, 11118), (2901, 7412), (3706, 5802), (3868, 5559)]