21092624

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2269}}^1$

素因数の和:2367

約数の個数: 40

約数和(自身を含む): 47288640

約数和(自身を除く): 26196016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2269, 2324, 4538, 4648, 9076, 9296, 15883, 18152, 31766, 36304, 63532, 127064, 188327, 254128, 376654, 753308, 1318289, 1506616, 2636578, 3013232, 5273156, 10546312, 21092624]

約数ペア:

[(1, 21092624), (2, 10546312), (4, 5273156), (7, 3013232), (8, 2636578), (14, 1506616), (16, 1318289), (28, 753308), (56, 376654), (83, 254128), (112, 188327), (166, 127064), (332, 63532), (581, 36304), (664, 31766), (1162, 18152), (1328, 15883), (2269, 9296), (2324, 9076), (4538, 4648)]