21380432

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{58099}}^1$

素因数の和:58130

約数の個数: 20

約数和(自身を含む): 43226400

約数和(自身を除く): 21845968

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 58099, 116198, 232396, 464792, 929584, 1336277, 2672554, 5345108, 10690216, 21380432]

約数ペア:

[(1, 21380432), (2, 10690216), (4, 5345108), (8, 2672554), (16, 1336277), (23, 929584), (46, 464792), (92, 232396), (184, 116198), (368, 58099)]