21167798013

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{15017}}^1$

素因数の和:15163

約数の個数: 64

約数和(自身を含む): 34514968320

約数和(自身を除く): 13347170307

約数列:

[1, 3, 9, 17, 27, 37, 51, 83, 111, 153, 249, 333, 459, 629, 747, 999, 1411, 1887, 2241, 3071, 4233, 5661, 9213, 12699, 15017, 16983, 27639, 38097, 45051, 52207, 82917, 135153, 156621, 255289, 405459, 469863, 555629, 765867, 1246411, 1409589, 1666887, 2297601, 3739233, 5000661, 6892803, 9445693, 11217699, 15001983, 21188987, 28337079, 33653097, 46117207, 63566961, 85011237, 138351621, 190700883, 255033711, 415054863, 572102649, 783992519, 1245164589, 2351977557, 7055932671, 21167798013]

約数ペア:

[(1, 21167798013), (3, 7055932671), (9, 2351977557), (17, 1245164589), (27, 783992519), (37, 572102649), (51, 415054863), (83, 255033711), (111, 190700883), (153, 138351621), (249, 85011237), (333, 63566961), (459, 46117207), (629, 33653097), (747, 28337079), (999, 21188987), (1411, 15001983), (1887, 11217699), (2241, 9445693), (3071, 6892803), (4233, 5000661), (5661, 3739233), (9213, 2297601), (12699, 1666887), (15017, 1409589), (16983, 1246411), (27639, 765867), (38097, 555629), (45051, 469863), (52207, 405459), (82917, 255289), (135153, 156621)]