16721276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 37933056

約数和(自身を除く): 21211780

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 31, 41, 44, 46, 52, 62, 82, 92, 124, 143, 164, 253, 286, 299, 341, 403, 451, 506, 533, 572, 598, 682, 713, 806, 902, 943, 1012, 1066, 1196, 1271, 1364, 1426, 1612, 1804, 1886, 2132, 2542, 2852, 3289, 3772, 4433, 5084, 5863, 6578, 7843, 8866, 9269, 10373, 11726, 12259, 13156, 13981, 15686, 16523, 17732, 18538, 20746, 23452, 24518, 27962, 29233, 31372, 33046, 37076, 41492, 49036, 55924, 58466, 66092, 101959, 116932, 134849, 181753, 203918, 269698, 321563, 363506, 380029, 407836, 539396, 643126, 727012, 760058, 1286252, 1520116, 4180319, 8360638, 16721276]

約数ペア:

[(1, 16721276), (2, 8360638), (4, 4180319), (11, 1520116), (13, 1286252), (22, 760058), (23, 727012), (26, 643126), (31, 539396), (41, 407836), (44, 380029), (46, 363506), (52, 321563), (62, 269698), (82, 203918), (92, 181753), (124, 134849), (143, 116932), (164, 101959), (253, 66092), (286, 58466), (299, 55924), (341, 49036), (403, 41492), (451, 37076), (506, 33046), (533, 31372), (572, 29233), (598, 27962), (682, 24518), (713, 23452), (806, 20746), (902, 18538), (943, 17732), (1012, 16523), (1066, 15686), (1196, 13981), (1271, 13156), (1364, 12259), (1426, 11726), (1612, 10373), (1804, 9269), (1886, 8866), (2132, 7843), (2542, 6578), (2852, 5863), (3289, 5084), (3772, 4433)]