21621930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{65521}}^1$

素因数の和:65542

約数の個数: 32

約数和(自身を含む): 56611008

約数和(自身を除く): 34989078

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 65521, 131042, 196563, 327605, 393126, 655210, 720731, 982815, 1441462, 1965630, 2162193, 3603655, 4324386, 7207310, 10810965, 21621930]

約数ペア:

[(1, 21621930), (2, 10810965), (3, 7207310), (5, 4324386), (6, 3603655), (10, 2162193), (11, 1965630), (15, 1441462), (22, 982815), (30, 720731), (33, 655210), (55, 393126), (66, 327605), (110, 196563), (165, 131042), (330, 65521)]