21294926

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{659}}^1$

素因数の和:919

約数の個数: 16

約数和(自身を含む): 32503680

約数和(自身を除く): 11208754

約数列:

[1, 2, 107, 151, 214, 302, 659, 1318, 16157, 32314, 70513, 99509, 141026, 199018, 10647463, 21294926]

約数ペア:

[(1, 21294926), (2, 10647463), (107, 199018), (151, 141026), (214, 99509), (302, 70513), (659, 32314), (1318, 16157)]