21167473754

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{54617}}^1$

素因数の和:54723

約数の個数: 64

約数和(自身を含む): 40268759040

約数和(自身を除く): 19101285286

約数列:

[1, 2, 7, 14, 19, 31, 38, 47, 62, 94, 133, 217, 266, 329, 434, 589, 658, 893, 1178, 1457, 1786, 2914, 4123, 6251, 8246, 10199, 12502, 20398, 27683, 54617, 55366, 109234, 193781, 382319, 387562, 764638, 1037723, 1693127, 2075446, 2566999, 3386254, 5133998, 7264061, 11851889, 14528122, 17968993, 23703778, 32169413, 35937986, 48772981, 64338826, 79576969, 97545962, 159153938, 225185891, 341410867, 450371782, 557038783, 682821734, 1114077566, 1511962411, 3023924822, 10583736877, 21167473754]

約数ペア:

[(1, 21167473754), (2, 10583736877), (7, 3023924822), (14, 1511962411), (19, 1114077566), (31, 682821734), (38, 557038783), (47, 450371782), (62, 341410867), (94, 225185891), (133, 159153938), (217, 97545962), (266, 79576969), (329, 64338826), (434, 48772981), (589, 35937986), (658, 32169413), (893, 23703778), (1178, 17968993), (1457, 14528122), (1786, 11851889), (2914, 7264061), (4123, 5133998), (6251, 3386254), (8246, 2566999), (10199, 2075446), (12502, 1693127), (20398, 1037723), (27683, 764638), (54617, 387562), (55366, 382319), (109234, 193781)]