21175995698

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1\times {\mathrm{1993}}^1$

素因数の和:2499

約数の個数: 64

約数和(自身を含む): 37819256832

約数和(自身を除く): 16643261134

約数列:

[1, 2, 11, 13, 22, 26, 97, 143, 194, 286, 383, 766, 1067, 1261, 1993, 2134, 2522, 3986, 4213, 4979, 8426, 9958, 13871, 21923, 25909, 27742, 37151, 43846, 51818, 54769, 74302, 109538, 193321, 284999, 386642, 408661, 482963, 569998, 763319, 817322, 965926, 1526638, 2126531, 2513173, 4253062, 5026346, 5312593, 8396509, 9923147, 10625186, 16793018, 19846294, 27644903, 55289806, 74041943, 109154617, 148083886, 218309234, 814461373, 962545259, 1628922746, 1925090518, 10587997849, 21175995698]

約数ペア:

[(1, 21175995698), (2, 10587997849), (11, 1925090518), (13, 1628922746), (22, 962545259), (26, 814461373), (97, 218309234), (143, 148083886), (194, 109154617), (286, 74041943), (383, 55289806), (766, 27644903), (1067, 19846294), (1261, 16793018), (1993, 10625186), (2134, 9923147), (2522, 8396509), (3986, 5312593), (4213, 5026346), (4979, 4253062), (8426, 2513173), (9958, 2126531), (13871, 1526638), (21923, 965926), (25909, 817322), (27742, 763319), (37151, 569998), (43846, 482963), (51818, 408661), (54769, 386642), (74302, 284999), (109538, 193321)]