21801291288

素因数分解:

$2^3\times 3^1\times 7^4\times {\mathrm{239}}^1\times {\mathrm{1583}}^1$

素因数の和:1859

約数の個数: 160

約数和(自身を含む): 63889689600

約数和(自身を除く): 42088398312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 239, 294, 343, 392, 478, 588, 686, 717, 956, 1029, 1176, 1372, 1434, 1583, 1673, 1912, 2058, 2401, 2744, 2868, 3166, 3346, 4116, 4749, 4802, 5019, 5736, 6332, 6692, 7203, 8232, 9498, 9604, 10038, 11081, 11711, 12664, 13384, 14406, 18996, 19208, 20076, 22162, 23422, 28812, 33243, 35133, 37992, 40152, 44324, 46844, 57624, 66486, 70266, 77567, 81977, 88648, 93688, 132972, 140532, 155134, 163954, 232701, 245931, 265944, 281064, 310268, 327908, 378337, 465402, 491862, 542969, 573839, 620536, 655816, 756674, 930804, 983724, 1085938, 1135011, 1147678, 1513348, 1628907, 1721517, 1861608, 1967448, 2171876, 2270022, 2295356, 2648359, 3026696, 3257814, 3443034, 3800783, 4343752, 4540044, 4590712, 5296718, 6515628, 6886068, 7601566, 7945077, 9080088, 10593436, 11402349, 13031256, 13772136, 15203132, 15890154, 18538513, 21186872, 22804698, 30406264, 31780308, 37077026, 45609396, 55615539, 63560616, 74154052, 91218792, 111231078, 129769591, 148308104, 222462156, 259539182, 389308773, 444924312, 519078364, 778617546, 908387137, 1038156728, 1557235092, 1816774274, 2725161411, 3114470184, 3633548548, 5450322822, 7267097096, 10900645644, 21801291288]

約数ペア:

[(1, 21801291288), (2, 10900645644), (3, 7267097096), (4, 5450322822), (6, 3633548548), (7, 3114470184), (8, 2725161411), (12, 1816774274), (14, 1557235092), (21, 1038156728), (24, 908387137), (28, 778617546), (42, 519078364), (49, 444924312), (56, 389308773), (84, 259539182), (98, 222462156), (147, 148308104), (168, 129769591), (196, 111231078), (239, 91218792), (294, 74154052), (343, 63560616), (392, 55615539), (478, 45609396), (588, 37077026), (686, 31780308), (717, 30406264), (956, 22804698), (1029, 21186872), (1176, 18538513), (1372, 15890154), (1434, 15203132), (1583, 13772136), (1673, 13031256), (1912, 11402349), (2058, 10593436), (2401, 9080088), (2744, 7945077), (2868, 7601566), (3166, 6886068), (3346, 6515628), (4116, 5296718), (4749, 4590712), (4802, 4540044), (5019, 4343752), (5736, 3800783), (6332, 3443034), (6692, 3257814), (7203, 3026696), (8232, 2648359), (9498, 2295356), (9604, 2270022), (10038, 2171876), (11081, 1967448), (11711, 1861608), (12664, 1721517), (13384, 1628907), (14406, 1513348), (18996, 1147678), (19208, 1135011), (20076, 1085938), (22162, 983724), (23422, 930804), (28812, 756674), (33243, 655816), (35133, 620536), (37992, 573839), (40152, 542969), (44324, 491862), (46844, 465402), (57624, 378337), (66486, 327908), (70266, 310268), (77567, 281064), (81977, 265944), (88648, 245931), (93688, 232701), (132972, 163954), (140532, 155134)]