21745395

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23011}}^1$

素因数の和:23032

約数の個数: 32

約数和(自身を含む): 44183040

約数和(自身を除く): 22437645

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 23011, 69033, 115055, 161077, 207099, 345165, 483231, 621297, 805385, 1035495, 1449693, 2416155, 3106485, 4349079, 7248465, 21745395]

約数ペア:

[(1, 21745395), (3, 7248465), (5, 4349079), (7, 3106485), (9, 2416155), (15, 1449693), (21, 1035495), (27, 805385), (35, 621297), (45, 483231), (63, 345165), (105, 207099), (135, 161077), (189, 115055), (315, 69033), (945, 23011)]