21803441

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:472

約数の個数: 16

約数和(自身を含む): 24530688

約数和(自身を除く): 2727247

約数列:

[1, 11, 47, 181, 233, 517, 1991, 2563, 8507, 10951, 42173, 93577, 120461, 463903, 1982131, 21803441]

約数ペア:

[(1, 21803441), (11, 1982131), (47, 463903), (181, 120461), (233, 93577), (517, 42173), (1991, 10951), (2563, 8507)]