21743372

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1777}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 47792640

約数和(自身を除く): 26049268

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 133, 161, 266, 322, 437, 532, 644, 874, 1748, 1777, 3059, 3554, 6118, 7108, 12236, 12439, 24878, 33763, 40871, 49756, 67526, 81742, 135052, 163484, 236341, 286097, 472682, 572194, 776549, 945364, 1144388, 1553098, 3106196, 5435843, 10871686, 21743372]

約数ペア:

[(1, 21743372), (2, 10871686), (4, 5435843), (7, 3106196), (14, 1553098), (19, 1144388), (23, 945364), (28, 776549), (38, 572194), (46, 472682), (76, 286097), (92, 236341), (133, 163484), (161, 135052), (266, 81742), (322, 67526), (437, 49756), (532, 40871), (644, 33763), (874, 24878), (1748, 12439), (1777, 12236), (3059, 7108), (3554, 6118)]