21898111193

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^2\times {\mathrm{953}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 27241111296

約数和(自身を除く): 5343000103

約数列:

[1, 7, 23, 41, 59, 161, 287, 413, 943, 953, 1357, 2419, 3481, 6601, 6671, 9499, 16933, 21919, 24367, 39073, 55637, 56227, 80063, 142721, 153433, 273511, 389459, 393589, 560441, 898679, 999047, 1293221, 2305307, 3282583, 3317393, 6290753, 9052547, 16137149, 22978081, 23221751, 53022061, 76300039, 136013113, 371154427, 534100273, 952091791, 3128301599, 21898111193]

約数ペア:

[(1, 21898111193), (7, 3128301599), (23, 952091791), (41, 534100273), (59, 371154427), (161, 136013113), (287, 76300039), (413, 53022061), (943, 23221751), (953, 22978081), (1357, 16137149), (2419, 9052547), (3481, 6290753), (6601, 3317393), (6671, 3282583), (9499, 2305307), (16933, 1293221), (21919, 999047), (24367, 898679), (39073, 560441), (55637, 393589), (56227, 389459), (80063, 273511), (142721, 153433)]