21109326

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{523}}^1$

素因数の和:597

約数の個数: 48

約数和(自身を含む): 49951872

約数和(自身を除く): 28842546

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 523, 651, 961, 1046, 1302, 1569, 1922, 2883, 3138, 3661, 5766, 6727, 7322, 10983, 13454, 16213, 20181, 21966, 32426, 40362, 48639, 97278, 113491, 226982, 340473, 502603, 680946, 1005206, 1507809, 3015618, 3518221, 7036442, 10554663, 21109326]

約数ペア:

[(1, 21109326), (2, 10554663), (3, 7036442), (6, 3518221), (7, 3015618), (14, 1507809), (21, 1005206), (31, 680946), (42, 502603), (62, 340473), (93, 226982), (186, 113491), (217, 97278), (434, 48639), (523, 40362), (651, 32426), (961, 21966), (1046, 20181), (1302, 16213), (1569, 13454), (1922, 10983), (2883, 7322), (3138, 6727), (3661, 5766)]