21776007

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 32175360

約数和(自身を除く): 10399353

約数列:

[1, 3, 11, 33, 121, 239, 251, 363, 717, 753, 2629, 2761, 7887, 8283, 28919, 30371, 59989, 86757, 91113, 179967, 659879, 1979637, 7258669, 21776007]

約数ペア:

[(1, 21776007), (3, 7258669), (11, 1979637), (33, 659879), (121, 179967), (239, 91113), (251, 86757), (363, 59989), (717, 30371), (753, 28919), (2629, 8283), (2761, 7887)]