21660675806

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{56239}}^1$

素因数の和:56361

約数の個数: 64

約数和(自身を含む): 42177300480

約数和(自身を除く): 20516624674

約数列:

[1, 2, 7, 11, 14, 22, 41, 61, 77, 82, 122, 154, 287, 427, 451, 574, 671, 854, 902, 1342, 2501, 3157, 4697, 5002, 6314, 9394, 17507, 27511, 35014, 55022, 56239, 112478, 192577, 385154, 393673, 618629, 787346, 1237258, 2305799, 3430579, 4330403, 4611598, 6861158, 8660806, 16140593, 24014053, 25363789, 32281186, 37736369, 48028106, 50727578, 75472738, 140653739, 177546523, 264154583, 281307478, 355093046, 528309166, 984576173, 1547191129, 1969152346, 3094382258, 10830337903, 21660675806]

約数ペア:

[(1, 21660675806), (2, 10830337903), (7, 3094382258), (11, 1969152346), (14, 1547191129), (22, 984576173), (41, 528309166), (61, 355093046), (77, 281307478), (82, 264154583), (122, 177546523), (154, 140653739), (287, 75472738), (427, 50727578), (451, 48028106), (574, 37736369), (671, 32281186), (854, 25363789), (902, 24014053), (1342, 16140593), (2501, 8660806), (3157, 6861158), (4697, 4611598), (5002, 4330403), (6314, 3430579), (9394, 2305799), (17507, 1237258), (27511, 787346), (35014, 618629), (55022, 393673), (56239, 385154), (112478, 192577)]