2021388723

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:753

約数の個数: 64

約数和(自身を含む): 3248017920

約数和(自身を除く): 1226629197

約数列:

[1, 3, 9, 17, 27, 51, 83, 97, 153, 249, 291, 459, 547, 747, 873, 1411, 1641, 1649, 2241, 2619, 4233, 4923, 4947, 8051, 9299, 12699, 14769, 14841, 24153, 27897, 38097, 44523, 45401, 53059, 72459, 83691, 136203, 136867, 159177, 217377, 251073, 408609, 410601, 477531, 771817, 902003, 1225827, 1231803, 1432593, 2315451, 2706009, 3695409, 4403897, 6946353, 8118027, 13211691, 20839059, 24354081, 39635073, 74866249, 118905219, 224598747, 673796241, 2021388723]

約数ペア:

[(1, 2021388723), (3, 673796241), (9, 224598747), (17, 118905219), (27, 74866249), (51, 39635073), (83, 24354081), (97, 20839059), (153, 13211691), (249, 8118027), (291, 6946353), (459, 4403897), (547, 3695409), (747, 2706009), (873, 2315451), (1411, 1432593), (1641, 1231803), (1649, 1225827), (2241, 902003), (2619, 771817), (4233, 477531), (4923, 410601), (4947, 408609), (8051, 251073), (9299, 217377), (12699, 159177), (14769, 136867), (14841, 136203), (24153, 83691), (27897, 72459), (38097, 53059), (44523, 45401)]