21286411202

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{443153}}^1$

素因数の和:443282

約数の個数: 32

約数和(自身を含む): 37777992192

約数和(自身を除く): 16491580990

約数列:

[1, 2, 7, 14, 47, 73, 94, 146, 329, 511, 658, 1022, 3431, 6862, 24017, 48034, 443153, 886306, 3102071, 6204142, 20828191, 32350169, 41656382, 64700338, 145797337, 226451183, 291594674, 452902366, 1520457943, 3040915886, 10643205601, 21286411202]

約数ペア:

[(1, 21286411202), (2, 10643205601), (7, 3040915886), (14, 1520457943), (47, 452902366), (73, 291594674), (94, 226451183), (146, 145797337), (329, 64700338), (511, 41656382), (658, 32350169), (1022, 20828191), (3431, 6204142), (6862, 3102071), (24017, 886306), (48034, 443153)]