21775698

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{3527}}^1$

素因数の和:3556

約数の個数: 48

約数和(自身を含む): 55036800

約数和(自身を除く): 33261102

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 343, 441, 686, 882, 1029, 2058, 3087, 3527, 6174, 7054, 10581, 21162, 24689, 31743, 49378, 63486, 74067, 148134, 172823, 222201, 345646, 444402, 518469, 1036938, 1209761, 1555407, 2419522, 3110814, 3629283, 7258566, 10887849, 21775698]

約数ペア:

[(1, 21775698), (2, 10887849), (3, 7258566), (6, 3629283), (7, 3110814), (9, 2419522), (14, 1555407), (18, 1209761), (21, 1036938), (42, 518469), (49, 444402), (63, 345646), (98, 222201), (126, 172823), (147, 148134), (294, 74067), (343, 63486), (441, 49378), (686, 31743), (882, 24689), (1029, 21162), (2058, 10581), (3087, 7054), (3527, 6174)]