21671838

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{70823}}^1$

素因数の和:70848

約数の個数: 24

約数和(自身を含む): 49718448

約数和(自身を除く): 28046610

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 70823, 141646, 212469, 424938, 637407, 1203991, 1274814, 2407982, 3611973, 7223946, 10835919, 21671838]

約数ペア:

[(1, 21671838), (2, 10835919), (3, 7223946), (6, 3611973), (9, 2407982), (17, 1274814), (18, 1203991), (34, 637407), (51, 424938), (102, 212469), (153, 141646), (306, 70823)]