21623540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{29221}}^1$

素因数の和:29267

約数の個数: 24

約数和(自身を含む): 46638312

約数和(自身を除く): 25014772

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 29221, 58442, 116884, 146105, 292210, 584420, 1081177, 2162354, 4324708, 5405885, 10811770, 21623540]

約数ペア:

[(1, 21623540), (2, 10811770), (4, 5405885), (5, 4324708), (10, 2162354), (20, 1081177), (37, 584420), (74, 292210), (148, 146105), (185, 116884), (370, 58442), (740, 29221)]