21763313

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 26879040

約数和(自身を除く): 5115727

約数列:

[1, 11, 13, 23, 143, 169, 253, 299, 509, 1859, 3289, 3887, 5599, 6617, 11707, 42757, 72787, 86021, 128777, 152191, 946231, 1674101, 1978483, 21763313]

約数ペア:

[(1, 21763313), (11, 1978483), (13, 1674101), (23, 946231), (143, 152191), (169, 128777), (253, 86021), (299, 72787), (509, 42757), (1859, 11707), (3289, 6617), (3887, 5599)]