21100695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18269}}^1$

素因数の和:18295

約数の個数: 32

約数和(自身を含む): 42094080

約数和(自身を除く): 20993385

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 18269, 54807, 91345, 127883, 200959, 274035, 383649, 602877, 639415, 1004795, 1406713, 1918245, 3014385, 4220139, 7033565, 21100695]

約数ペア:

[(1, 21100695), (3, 7033565), (5, 4220139), (7, 3014385), (11, 1918245), (15, 1406713), (21, 1004795), (33, 639415), (35, 602877), (55, 383649), (77, 274035), (105, 200959), (165, 127883), (231, 91345), (385, 54807), (1155, 18269)]