21237647530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1433}}^1\times {\mathrm{134731}}^1$

素因数の和:136182

約数の個数: 32

約数和(自身を含む): 41732428608

約数和(自身を除く): 20494781078

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1433, 2866, 7165, 14330, 15763, 31526, 78815, 134731, 157630, 269462, 673655, 1347310, 1482041, 2964082, 7410205, 14820410, 193069523, 386139046, 965347615, 1930695230, 2123764753, 4247529506, 10618823765, 21237647530]

約数ペア:

[(1, 21237647530), (2, 10618823765), (5, 4247529506), (10, 2123764753), (11, 1930695230), (22, 965347615), (55, 386139046), (110, 193069523), (1433, 14820410), (2866, 7410205), (7165, 2964082), (14330, 1482041), (15763, 1347310), (31526, 673655), (78815, 269462), (134731, 157630)]