21055304

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2791}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 42215040

約数和(自身を除く): 21159736

約数列:

[1, 2, 4, 8, 23, 41, 46, 82, 92, 164, 184, 328, 943, 1886, 2791, 3772, 5582, 7544, 11164, 22328, 64193, 114431, 128386, 228862, 256772, 457724, 513544, 915448, 2631913, 5263826, 10527652, 21055304]

約数ペア:

[(1, 21055304), (2, 10527652), (4, 5263826), (8, 2631913), (23, 915448), (41, 513544), (46, 457724), (82, 256772), (92, 228862), (164, 128386), (184, 114431), (328, 64193), (943, 22328), (1886, 11164), (2791, 7544), (3772, 5582)]