21109266

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61723}}^1$

素因数の和:61750

約数の個数: 24

約数和(自身を含む): 48144720

約数和(自身を除く): 27035454

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 61723, 123446, 185169, 370338, 555507, 1111014, 1172737, 2345474, 3518211, 7036422, 10554633, 21109266]

約数ペア:

[(1, 21109266), (2, 10554633), (3, 7036422), (6, 3518211), (9, 2345474), (18, 1172737), (19, 1111014), (38, 555507), (57, 370338), (114, 185169), (171, 123446), (342, 61723)]