21743676

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{383}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 58705920

約数和(自身を除く): 36962244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 83, 114, 166, 171, 228, 249, 332, 342, 383, 498, 684, 747, 766, 996, 1149, 1494, 1532, 1577, 2298, 2988, 3154, 3447, 4596, 4731, 6308, 6894, 7277, 9462, 13788, 14193, 14554, 18924, 21831, 28386, 29108, 31789, 43662, 56772, 63578, 65493, 87324, 95367, 127156, 130986, 190734, 261972, 286101, 381468, 572202, 603991, 1144404, 1207982, 1811973, 2415964, 3623946, 5435919, 7247892, 10871838, 21743676]

約数ペア:

[(1, 21743676), (2, 10871838), (3, 7247892), (4, 5435919), (6, 3623946), (9, 2415964), (12, 1811973), (18, 1207982), (19, 1144404), (36, 603991), (38, 572202), (57, 381468), (76, 286101), (83, 261972), (114, 190734), (166, 130986), (171, 127156), (228, 95367), (249, 87324), (332, 65493), (342, 63578), (383, 56772), (498, 43662), (684, 31789), (747, 29108), (766, 28386), (996, 21831), (1149, 18924), (1494, 14554), (1532, 14193), (1577, 13788), (2298, 9462), (2988, 7277), (3154, 6894), (3447, 6308), (4596, 4731)]