21104595

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7949}}^1$

素因数の和:8019

約数の個数: 24

約数和(自身を含む): 37206000

約数和(自身を除く): 16101405

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655, 7949, 23847, 39745, 71541, 119235, 357705, 468991, 1406973, 2344955, 4220919, 7034865, 21104595]

約数ペア:

[(1, 21104595), (3, 7034865), (5, 4220919), (9, 2344955), (15, 1406973), (45, 468991), (59, 357705), (177, 119235), (295, 71541), (531, 39745), (885, 23847), (2655, 7949)]