21182424

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 55572480

約数和(自身を除く): 34390056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 71, 93, 124, 142, 186, 213, 248, 284, 372, 401, 426, 568, 744, 802, 852, 1203, 1604, 1704, 2201, 2406, 3208, 4402, 4812, 6603, 8804, 9624, 12431, 13206, 17608, 24862, 26412, 28471, 37293, 49724, 52824, 56942, 74586, 85413, 99448, 113884, 149172, 170826, 227768, 298344, 341652, 683304, 882601, 1765202, 2647803, 3530404, 5295606, 7060808, 10591212, 21182424]

約数ペア:

[(1, 21182424), (2, 10591212), (3, 7060808), (4, 5295606), (6, 3530404), (8, 2647803), (12, 1765202), (24, 882601), (31, 683304), (62, 341652), (71, 298344), (93, 227768), (124, 170826), (142, 149172), (186, 113884), (213, 99448), (248, 85413), (284, 74586), (372, 56942), (401, 52824), (426, 49724), (568, 37293), (744, 28471), (802, 26412), (852, 24862), (1203, 17608), (1604, 13206), (1704, 12431), (2201, 9624), (2406, 8804), (3208, 6603), (4402, 4812)]