21497953389

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{34287007}}^1$

素因数の和:34287040

約数の個数: 16

約数和(自身を含む): 32915527680

約数和(自身を除く): 11417574291

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 34287007, 102861021, 377157077, 651453133, 1131471231, 1954359399, 7165984463, 21497953389]

約数ペア:

[(1, 21497953389), (3, 7165984463), (11, 1954359399), (19, 1131471231), (33, 651453133), (57, 377157077), (209, 102861021), (627, 34287007)]