21245202

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1759}}^1$

素因数の和:1839

約数の個数: 48

約数和(自身を含む): 51068160

約数和(自身を除く): 29822958

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 61, 66, 99, 122, 183, 198, 366, 549, 671, 1098, 1342, 1759, 2013, 3518, 4026, 5277, 6039, 10554, 12078, 15831, 19349, 31662, 38698, 58047, 107299, 116094, 174141, 214598, 321897, 348282, 643794, 965691, 1180289, 1931382, 2360578, 3540867, 7081734, 10622601, 21245202]

約数ペア:

[(1, 21245202), (2, 10622601), (3, 7081734), (6, 3540867), (9, 2360578), (11, 1931382), (18, 1180289), (22, 965691), (33, 643794), (61, 348282), (66, 321897), (99, 214598), (122, 174141), (183, 116094), (198, 107299), (366, 58047), (549, 38698), (671, 31662), (1098, 19349), (1342, 15831), (1759, 12078), (2013, 10554), (3518, 6039), (4026, 5277)]