21475540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{29021}}^1$

素因数の和:29067

約数の個数: 24

約数和(自身を含む): 46319112

約数和(自身を除く): 24843572

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 29021, 58042, 116084, 145105, 290210, 580420, 1073777, 2147554, 4295108, 5368885, 10737770, 21475540]

約数ペア:

[(1, 21475540), (2, 10737770), (4, 5368885), (5, 4295108), (10, 2147554), (20, 1073777), (37, 580420), (74, 290210), (148, 145105), (185, 116084), (370, 58042), (740, 29021)]