21399798

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22153}}^1$

素因数の和:22188

約数の個数: 32

約数和(自身を含む): 51042816

約数和(自身を除く): 29643018

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 22153, 44306, 66459, 132918, 155071, 310142, 465213, 509519, 930426, 1019038, 1528557, 3057114, 3566633, 7133266, 10699899, 21399798]

約数ペア:

[(1, 21399798), (2, 10699899), (3, 7133266), (6, 3566633), (7, 3057114), (14, 1528557), (21, 1019038), (23, 930426), (42, 509519), (46, 465213), (69, 310142), (138, 155071), (161, 132918), (322, 66459), (483, 44306), (966, 22153)]