21190968194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{1223921}}^1$

素因数の和:1224721

約数の個数: 16

約数和(自身を含む): 34720219296

約数和(自身を除く): 13529251102

約数列:

[1, 2, 11, 22, 787, 1574, 8657, 17314, 1223921, 2447842, 13463131, 26926262, 963225827, 1926451654, 10595484097, 21190968194]

約数ペア:

[(1, 21190968194), (2, 10595484097), (11, 1926451654), (22, 963225827), (787, 26926262), (1574, 13463131), (8657, 2447842), (17314, 1223921)]