21564156966

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2333}}^1\times {\mathrm{6089}}^1$

素因数の和:8461

約数の個数: 64

約数和(自身を含む): 49123791360

約数和(自身を除く): 27559634394

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 2333, 4666, 6089, 6999, 12178, 13998, 18267, 25663, 36534, 51326, 53659, 66979, 76989, 107318, 133958, 140047, 153978, 160977, 200937, 280094, 321954, 401874, 420141, 590249, 840282, 1180498, 1540517, 1770747, 3081034, 3541494, 4621551, 9243102, 14205637, 28411274, 42616911, 85233822, 156262007, 312524014, 326729651, 468786021, 653459302, 937572042, 980188953, 1960377906, 3594026161, 7188052322, 10782078483, 21564156966]

約数ペア:

[(1, 21564156966), (2, 10782078483), (3, 7188052322), (6, 3594026161), (11, 1960377906), (22, 980188953), (23, 937572042), (33, 653459302), (46, 468786021), (66, 326729651), (69, 312524014), (138, 156262007), (253, 85233822), (506, 42616911), (759, 28411274), (1518, 14205637), (2333, 9243102), (4666, 4621551), (6089, 3541494), (6999, 3081034), (12178, 1770747), (13998, 1540517), (18267, 1180498), (25663, 840282), (36534, 590249), (51326, 420141), (53659, 401874), (66979, 321954), (76989, 280094), (107318, 200937), (133958, 160977), (140047, 153978)]