21291468

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7013}}^1$

素因数の和:7054

約数の個数: 48

約数和(自身を含む): 56560896

約数和(自身を除く): 35269428

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 132, 138, 253, 276, 506, 759, 1012, 1518, 3036, 7013, 14026, 21039, 28052, 42078, 77143, 84156, 154286, 161299, 231429, 308572, 322598, 462858, 483897, 645196, 925716, 967794, 1774289, 1935588, 3548578, 5322867, 7097156, 10645734, 21291468]

約数ペア:

[(1, 21291468), (2, 10645734), (3, 7097156), (4, 5322867), (6, 3548578), (11, 1935588), (12, 1774289), (22, 967794), (23, 925716), (33, 645196), (44, 483897), (46, 462858), (66, 322598), (69, 308572), (92, 231429), (132, 161299), (138, 154286), (253, 84156), (276, 77143), (506, 42078), (759, 28052), (1012, 21039), (1518, 14026), (3036, 7013)]