21224584

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 43580160

約数和(自身を除く): 22355576

約数列:

[1, 2, 4, 8, 23, 31, 46, 61, 62, 92, 122, 124, 184, 244, 248, 488, 713, 1403, 1426, 1891, 2806, 2852, 3721, 3782, 5612, 5704, 7442, 7564, 11224, 14884, 15128, 29768, 43493, 85583, 86986, 115351, 171166, 173972, 230702, 342332, 347944, 461404, 684664, 922808, 2653073, 5306146, 10612292, 21224584]

約数ペア:

[(1, 21224584), (2, 10612292), (4, 5306146), (8, 2653073), (23, 922808), (31, 684664), (46, 461404), (61, 347944), (62, 342332), (92, 230702), (122, 173972), (124, 171166), (184, 115351), (244, 86986), (248, 85583), (488, 43493), (713, 29768), (1403, 15128), (1426, 14884), (1891, 11224), (2806, 7564), (2852, 7442), (3721, 5704), (3782, 5612)]