21152042

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{6299}}^1$

素因数の和:6397

約数の個数: 16

約数和(自身を含む): 33566400

約数和(自身を除く): 12414358

約数列:

[1, 2, 23, 46, 73, 146, 1679, 3358, 6299, 12598, 144877, 289754, 459827, 919654, 10576021, 21152042]

約数ペア:

[(1, 21152042), (2, 10576021), (23, 919654), (46, 459827), (73, 289754), (146, 144877), (1679, 12598), (3358, 6299)]