21049026

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 45681600

約数和(自身を除く): 24632574

約数列:

[1, 2, 3, 6, 17, 34, 51, 61, 102, 122, 183, 199, 289, 366, 398, 578, 597, 867, 1037, 1194, 1734, 2074, 3111, 3383, 6222, 6766, 10149, 12139, 17629, 20298, 24278, 35258, 36417, 52887, 57511, 72834, 105774, 115022, 172533, 206363, 345066, 412726, 619089, 1238178, 3508171, 7016342, 10524513, 21049026]

約数ペア:

[(1, 21049026), (2, 10524513), (3, 7016342), (6, 3508171), (17, 1238178), (34, 619089), (51, 412726), (61, 345066), (102, 206363), (122, 172533), (183, 115022), (199, 105774), (289, 72834), (366, 57511), (398, 52887), (578, 36417), (597, 35258), (867, 24278), (1037, 20298), (1194, 17629), (1734, 12139), (2074, 10149), (3111, 6766), (3383, 6222)]