21763588

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3719}}^1$

素因数の和:3760

約数の個数: 48

約数和(自身を含む): 49996800

約数和(自身を除く): 28233212

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 3719, 5852, 7438, 14876, 26033, 40909, 52066, 70661, 81818, 104132, 141322, 163636, 282644, 286363, 494627, 572726, 777271, 989254, 1145452, 1554542, 1978508, 3109084, 5440897, 10881794, 21763588]

約数ペア:

[(1, 21763588), (2, 10881794), (4, 5440897), (7, 3109084), (11, 1978508), (14, 1554542), (19, 1145452), (22, 989254), (28, 777271), (38, 572726), (44, 494627), (76, 286363), (77, 282644), (133, 163636), (154, 141322), (209, 104132), (266, 81818), (308, 70661), (418, 52066), (532, 40909), (836, 26033), (1463, 14876), (2926, 7438), (3719, 5852)]