21439770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64969}}^1$

素因数の和:64990

約数の個数: 32

約数和(自身を含む): 56134080

約数和(自身を除く): 34694310

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 64969, 129938, 194907, 324845, 389814, 649690, 714659, 974535, 1429318, 1949070, 2143977, 3573295, 4287954, 7146590, 10719885, 21439770]

約数ペア:

[(1, 21439770), (2, 10719885), (3, 7146590), (5, 4287954), (6, 3573295), (10, 2143977), (11, 1949070), (15, 1429318), (22, 974535), (30, 714659), (33, 649690), (55, 389814), (66, 324845), (110, 194907), (165, 129938), (330, 64969)]