21554037351

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{374729}}^1$

素因数の和:374836

約数の個数: 48

約数和(自身を含む): 39283695360

約数和(自身を除く): 17729658009

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 83, 99, 231, 249, 581, 693, 747, 913, 1743, 2739, 5229, 6391, 8217, 19173, 57519, 374729, 1124187, 2623103, 3372561, 4122019, 7869309, 12366057, 23607927, 28854133, 31102507, 37098171, 86562399, 93307521, 217717549, 259687197, 279922563, 342127577, 653152647, 1026382731, 1959457941, 2394893039, 3079148193, 7184679117, 21554037351]

約数ペア:

[(1, 21554037351), (3, 7184679117), (7, 3079148193), (9, 2394893039), (11, 1959457941), (21, 1026382731), (33, 653152647), (63, 342127577), (77, 279922563), (83, 259687197), (99, 217717549), (231, 93307521), (249, 86562399), (581, 37098171), (693, 31102507), (747, 28854133), (913, 23607927), (1743, 12366057), (2739, 7869309), (5229, 4122019), (6391, 3372561), (8217, 2623103), (19173, 1124187), (57519, 374729)]