21358241172

素因数分解:

$2^2\times 3^2\times {\mathrm{359}}^1\times {\mathrm{967}}^1\times {\mathrm{1709}}^1$

素因数の和:3045

約数の個数: 72

約数和(自身を含む): 54226972800

約数和(自身を除く): 32868731628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 359, 718, 967, 1077, 1436, 1709, 1934, 2154, 2901, 3231, 3418, 3868, 4308, 5127, 5802, 6462, 6836, 8703, 10254, 11604, 12924, 15381, 17406, 20508, 30762, 34812, 61524, 347153, 613531, 694306, 1041459, 1227062, 1388612, 1652603, 1840593, 2082918, 2454124, 3124377, 3305206, 3681186, 4165836, 4957809, 5521779, 6248754, 6610412, 7362372, 9915618, 11043558, 12497508, 14873427, 19831236, 22087116, 29746854, 59493708, 593284477, 1186568954, 1779853431, 2373137908, 3559706862, 5339560293, 7119413724, 10679120586, 21358241172]

約数ペア:

[(1, 21358241172), (2, 10679120586), (3, 7119413724), (4, 5339560293), (6, 3559706862), (9, 2373137908), (12, 1779853431), (18, 1186568954), (36, 593284477), (359, 59493708), (718, 29746854), (967, 22087116), (1077, 19831236), (1436, 14873427), (1709, 12497508), (1934, 11043558), (2154, 9915618), (2901, 7362372), (3231, 6610412), (3418, 6248754), (3868, 5521779), (4308, 4957809), (5127, 4165836), (5802, 3681186), (6462, 3305206), (6836, 3124377), (8703, 2454124), (10254, 2082918), (11604, 1840593), (12924, 1652603), (15381, 1388612), (17406, 1227062), (20508, 1041459), (30762, 694306), (34812, 613531), (61524, 347153)]