21749835

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2741}}^1$

素因数の和:2795

約数の個数: 24

約数和(自身を含む): 36391824

約数和(自身を除く): 14641989

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 529, 1587, 2645, 2741, 7935, 8223, 13705, 41115, 63043, 189129, 315215, 945645, 1449989, 4349967, 7249945, 21749835]

約数ペア:

[(1, 21749835), (3, 7249945), (5, 4349967), (15, 1449989), (23, 945645), (69, 315215), (115, 189129), (345, 63043), (529, 41115), (1587, 13705), (2645, 8223), (2741, 7935)]