21292112

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{57859}}^1$

素因数の和:57890

約数の個数: 20

約数和(自身を含む): 43047840

約数和(自身を除く): 21755728

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 57859, 115718, 231436, 462872, 925744, 1330757, 2661514, 5323028, 10646056, 21292112]

約数ペア:

[(1, 21292112), (2, 10646056), (4, 5323028), (8, 2661514), (16, 1330757), (23, 925744), (46, 462872), (92, 231436), (184, 115718), (368, 57859)]