21649342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1283}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 38828160

約数和(自身を除く): 17178818

約数列:

[1, 2, 11, 13, 22, 26, 59, 118, 143, 286, 649, 767, 1283, 1298, 1534, 2566, 8437, 14113, 16679, 16874, 28226, 33358, 75697, 151394, 183469, 366938, 832667, 984061, 1665334, 1968122, 10824671, 21649342]

約数ペア:

[(1, 21649342), (2, 10824671), (11, 1968122), (13, 1665334), (22, 984061), (26, 832667), (59, 366938), (118, 183469), (143, 151394), (286, 75697), (649, 33358), (767, 28226), (1283, 16874), (1298, 16679), (1534, 14113), (2566, 8437)]