21353724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{84737}}^1$

素因数の和:84754

約数の個数: 36

約数和(自身を含む): 61689264

約数和(自身を除く): 40335540

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 84737, 169474, 254211, 338948, 508422, 593159, 762633, 1016844, 1186318, 1525266, 1779477, 2372636, 3050532, 3558954, 5338431, 7117908, 10676862, 21353724]

約数ペア:

[(1, 21353724), (2, 10676862), (3, 7117908), (4, 5338431), (6, 3558954), (7, 3050532), (9, 2372636), (12, 1779477), (14, 1525266), (18, 1186318), (21, 1016844), (28, 762633), (36, 593159), (42, 508422), (63, 338948), (84, 254211), (126, 169474), (252, 84737)]