21634548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{138683}}^1$

素因数の和:138703

約数の個数: 24

約数和(自身を含む): 54364128

約数和(自身を除く): 32729580

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 138683, 277366, 416049, 554732, 832098, 1664196, 1802879, 3605758, 5408637, 7211516, 10817274, 21634548]

約数ペア:

[(1, 21634548), (2, 10817274), (3, 7211516), (4, 5408637), (6, 3605758), (12, 1802879), (13, 1664196), (26, 832098), (39, 554732), (52, 416049), (78, 277366), (156, 138683)]