21053413206531

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1327}}^1\times {\mathrm{1322449}}^1$

素因数の和:1323856

約数の個数: 48

約数和(自身を含む): 32145733734400

約数和(自身を除く): 11092320527869

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1327, 1333, 3981, 3999, 11943, 11997, 41137, 57061, 123411, 171183, 370233, 513549, 1322449, 1768891, 3967347, 5306673, 11902041, 15920019, 40995919, 56865307, 122987757, 170595921, 368963271, 511787763, 1754889823, 1762824517, 5264669469, 5288473551, 15794008407, 15865420653, 54401584513, 75460262389, 163204753539, 226380787167, 489614260617, 679142361501, 2339268134059, 7017804402177, 21053413206531]

約数ペア:

[(1, 21053413206531), (3, 7017804402177), (9, 2339268134059), (31, 679142361501), (43, 489614260617), (93, 226380787167), (129, 163204753539), (279, 75460262389), (387, 54401584513), (1327, 15865420653), (1333, 15794008407), (3981, 5288473551), (3999, 5264669469), (11943, 1762824517), (11997, 1754889823), (41137, 511787763), (57061, 368963271), (123411, 170595921), (171183, 122987757), (370233, 56865307), (513549, 40995919), (1322449, 15920019), (1768891, 11902041), (3967347, 5306673)]