21379212

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{19157}}^1$

素因数の和:19198

約数の個数: 36

約数和(自身を含む): 55788096

約数和(自身を除く): 34408884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 19157, 38314, 57471, 76628, 114942, 172413, 229884, 344826, 593867, 689652, 1187734, 1781601, 2375468, 3563202, 5344803, 7126404, 10689606, 21379212]

約数ペア:

[(1, 21379212), (2, 10689606), (3, 7126404), (4, 5344803), (6, 3563202), (9, 2375468), (12, 1781601), (18, 1187734), (31, 689652), (36, 593867), (62, 344826), (93, 229884), (124, 172413), (186, 114942), (279, 76628), (372, 57471), (558, 38314), (1116, 19157)]