21897162

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1093}}^1$

素因数の和:1164

約数の個数: 64

約数和(自身を含む): 56712960

約数和(自身を除く): 34815798

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 53, 54, 63, 106, 126, 159, 189, 318, 371, 378, 477, 742, 954, 1093, 1113, 1431, 2186, 2226, 2862, 3279, 3339, 6558, 6678, 7651, 9837, 10017, 15302, 19674, 20034, 22953, 29511, 45906, 57929, 59022, 68859, 115858, 137718, 173787, 206577, 347574, 405503, 413154, 521361, 811006, 1042722, 1216509, 1564083, 2433018, 3128166, 3649527, 7299054, 10948581, 21897162]

約数ペア:

[(1, 21897162), (2, 10948581), (3, 7299054), (6, 3649527), (7, 3128166), (9, 2433018), (14, 1564083), (18, 1216509), (21, 1042722), (27, 811006), (42, 521361), (53, 413154), (54, 405503), (63, 347574), (106, 206577), (126, 173787), (159, 137718), (189, 115858), (318, 68859), (371, 59022), (378, 57929), (477, 45906), (742, 29511), (954, 22953), (1093, 20034), (1113, 19674), (1431, 15302), (2186, 10017), (2226, 9837), (2862, 7651), (3279, 6678), (3339, 6558)]