21127173688

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{1291}}^1\times {\mathrm{13729}}^1$

素因数の和:15175

約数の個数: 32

約数和(自身を含む): 39913110000

約数和(自身を除く): 18785936312

約数列:

[1, 2, 4, 8, 149, 298, 596, 1192, 1291, 2582, 5164, 10328, 13729, 27458, 54916, 109832, 192359, 384718, 769436, 1538872, 2045621, 4091242, 8182484, 16364968, 17724139, 35448278, 70896556, 141793112, 2640896711, 5281793422, 10563586844, 21127173688]

約数ペア:

[(1, 21127173688), (2, 10563586844), (4, 5281793422), (8, 2640896711), (149, 141793112), (298, 70896556), (596, 35448278), (1192, 17724139), (1291, 16364968), (2582, 8182484), (5164, 4091242), (10328, 2045621), (13729, 1538872), (27458, 769436), (54916, 384718), (109832, 192359)]