21999348

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{87299}}^1$

素因数の和:87316

約数の個数: 36

約数和(自身を含む): 63554400

約数和(自身を除く): 41555052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 87299, 174598, 261897, 349196, 523794, 611093, 785691, 1047588, 1222186, 1571382, 1833279, 2444372, 3142764, 3666558, 5499837, 7333116, 10999674, 21999348]

約数ペア:

[(1, 21999348), (2, 10999674), (3, 7333116), (4, 5499837), (6, 3666558), (7, 3142764), (9, 2444372), (12, 1833279), (14, 1571382), (18, 1222186), (21, 1047588), (28, 785691), (36, 611093), (42, 523794), (63, 349196), (84, 261897), (126, 174598), (252, 87299)]