2021889747

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{2141}}^1\times {\mathrm{18517}}^1$

素因数の和:20678

約数の個数: 16

約数和(自身を含む): 2855920032

約数和(自身を除く): 834030285

約数列:

[1, 3, 17, 51, 2141, 6423, 18517, 36397, 55551, 109191, 314789, 944367, 39644897, 118934691, 673963249, 2021889747]

約数ペア:

[(1, 2021889747), (3, 673963249), (17, 118934691), (51, 39644897), (2141, 944367), (6423, 314789), (18517, 109191), (36397, 55551)]