21342657609

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{70241}}^1$

素因数の和:70327

約数の個数: 72

約数和(自身を含む): 39349287432

約数和(自身を除く): 18006629823

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 53, 63, 91, 117, 147, 159, 273, 371, 441, 477, 637, 689, 819, 1113, 1911, 2067, 2597, 3339, 4823, 5733, 6201, 7791, 14469, 23373, 33761, 43407, 70241, 101283, 210723, 303849, 491687, 632169, 913133, 1475061, 2739399, 3441809, 3722773, 4425183, 6391931, 8218197, 10325427, 11168319, 19175793, 26059411, 30976281, 33504957, 44743517, 48396049, 57527379, 78178233, 134230551, 145188147, 182415877, 234534699, 338772343, 402691653, 435564441, 547247631, 1016317029, 1641742893, 2371406401, 3048951087, 7114219203, 21342657609]

約数ペア:

[(1, 21342657609), (3, 7114219203), (7, 3048951087), (9, 2371406401), (13, 1641742893), (21, 1016317029), (39, 547247631), (49, 435564441), (53, 402691653), (63, 338772343), (91, 234534699), (117, 182415877), (147, 145188147), (159, 134230551), (273, 78178233), (371, 57527379), (441, 48396049), (477, 44743517), (637, 33504957), (689, 30976281), (819, 26059411), (1113, 19175793), (1911, 11168319), (2067, 10325427), (2597, 8218197), (3339, 6391931), (4823, 4425183), (5733, 3722773), (6201, 3441809), (7791, 2739399), (14469, 1475061), (23373, 913133), (33761, 632169), (43407, 491687), (70241, 303849), (101283, 210723)]