21817754015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1120871}}^1$

素因数の和:1121122

約数の個数: 16

約数和(自身を含む): 27842460480

約数和(自身を除く): 6024706465

約数列:

[1, 5, 17, 85, 229, 1145, 3893, 19465, 1120871, 5604355, 19054807, 95274035, 256679459, 1283397295, 4363550803, 21817754015]

約数ペア:

[(1, 21817754015), (5, 4363550803), (17, 1283397295), (85, 256679459), (229, 95274035), (1145, 19054807), (3893, 5604355), (19465, 1120871)]