21171567474

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{3491}}^1\times {\mathrm{19819}}^1$

素因数の和:23335

約数の個数: 48

約数和(自身を含む): 48586430880

約数和(自身を除く): 27414863406

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 3491, 6982, 10473, 19819, 20946, 31419, 39638, 59347, 59457, 62838, 118694, 118914, 178041, 178371, 336923, 356082, 356742, 534123, 673846, 1010769, 1068246, 2021538, 3032307, 6064614, 69188129, 138376258, 207564387, 415128774, 622693161, 1176198193, 1245386322, 2352396386, 3528594579, 7057189158, 10585783737, 21171567474]

約数ペア:

[(1, 21171567474), (2, 10585783737), (3, 7057189158), (6, 3528594579), (9, 2352396386), (17, 1245386322), (18, 1176198193), (34, 622693161), (51, 415128774), (102, 207564387), (153, 138376258), (306, 69188129), (3491, 6064614), (6982, 3032307), (10473, 2021538), (19819, 1068246), (20946, 1010769), (31419, 673846), (39638, 534123), (59347, 356742), (59457, 356082), (62838, 336923), (118694, 178371), (118914, 178041)]