21775283453

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1268143}}^1$

素因数の和:1268384

約数の個数: 16

約数和(自身を含む): 27270168576

約数和(自身を除く): 5494885123

約数列:

[1, 7, 11, 77, 223, 1561, 2453, 17171, 1268143, 8877001, 13949573, 97647011, 282795889, 1979571223, 3110754779, 21775283453]

約数ペア:

[(1, 21775283453), (7, 3110754779), (11, 1979571223), (77, 282795889), (223, 97647011), (1561, 13949573), (2453, 8877001), (17171, 1268143)]