21327696

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{11393}}^1$

素因数の和:11420

約数の個数: 60

約数和(自身を含む): 64284948

約数和(自身を除く): 42957252

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 11393, 22786, 34179, 45572, 68358, 91144, 102537, 136716, 148109, 182288, 205074, 273432, 296218, 410148, 444327, 546864, 592436, 820296, 888654, 1184872, 1332981, 1640592, 1777308, 2369744, 2665962, 3554616, 5331924, 7109232, 10663848, 21327696]

約数ペア:

[(1, 21327696), (2, 10663848), (3, 7109232), (4, 5331924), (6, 3554616), (8, 2665962), (9, 2369744), (12, 1777308), (13, 1640592), (16, 1332981), (18, 1184872), (24, 888654), (26, 820296), (36, 592436), (39, 546864), (48, 444327), (52, 410148), (72, 296218), (78, 273432), (104, 205074), (117, 182288), (144, 148109), (156, 136716), (208, 102537), (234, 91144), (312, 68358), (468, 45572), (624, 34179), (936, 22786), (1872, 11393)]