21722904

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{4789}}^1$

素因数の和:4814

約数の個数: 80

約数和(自身を含む): 69550800

約数和(自身を除く): 47827896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4536, 4789, 9578, 14367, 19156, 28734, 33523, 38312, 43101, 57468, 67046, 86202, 100569, 114936, 129303, 134092, 172404, 201138, 258606, 268184, 301707, 344808, 387909, 402276, 517212, 603414, 775818, 804552, 905121, 1034424, 1206828, 1551636, 1810242, 2413656, 2715363, 3103272, 3620484, 5430726, 7240968, 10861452, 21722904]

約数ペア:

[(1, 21722904), (2, 10861452), (3, 7240968), (4, 5430726), (6, 3620484), (7, 3103272), (8, 2715363), (9, 2413656), (12, 1810242), (14, 1551636), (18, 1206828), (21, 1034424), (24, 905121), (27, 804552), (28, 775818), (36, 603414), (42, 517212), (54, 402276), (56, 387909), (63, 344808), (72, 301707), (81, 268184), (84, 258606), (108, 201138), (126, 172404), (162, 134092), (168, 129303), (189, 114936), (216, 100569), (252, 86202), (324, 67046), (378, 57468), (504, 43101), (567, 38312), (648, 33523), (756, 28734), (1134, 19156), (1512, 14367), (2268, 9578), (4536, 4789)]