12001521

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4297}}^1$

素因数の和:4333

約数の個数: 24

約数和(自身を含む): 19598880

約数和(自身を除く): 7597359

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 4297, 12891, 30079, 81643, 90237, 210553, 244929, 571501, 631659, 1714503, 4000507, 12001521]

約数ペア:

[(1, 12001521), (3, 4000507), (7, 1714503), (19, 631659), (21, 571501), (49, 244929), (57, 210553), (133, 90237), (147, 81643), (399, 30079), (931, 12891), (2793, 4297)]