21014824

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{631}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 41408640

約数和(自身を除く): 20393816

約数列:

[1, 2, 4, 8, 23, 46, 92, 181, 184, 362, 631, 724, 1262, 1448, 2524, 4163, 5048, 8326, 14513, 16652, 29026, 33304, 58052, 114211, 116104, 228422, 456844, 913688, 2626853, 5253706, 10507412, 21014824]

約数ペア:

[(1, 21014824), (2, 10507412), (4, 5253706), (8, 2626853), (23, 913688), (46, 456844), (92, 228422), (181, 116104), (184, 114211), (362, 58052), (631, 33304), (724, 29026), (1262, 16652), (1448, 14513), (2524, 8326), (4163, 5048)]