21103082

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 43352064

約数和(自身を除く): 22248982

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 83, 91, 127, 143, 154, 166, 182, 254, 286, 581, 889, 913, 1001, 1079, 1162, 1397, 1651, 1778, 1826, 2002, 2158, 2794, 3302, 6391, 7553, 9779, 10541, 11557, 11869, 12782, 15106, 18161, 19558, 21082, 23114, 23738, 36322, 73787, 83083, 115951, 127127, 137033, 147574, 166166, 231902, 254254, 274066, 811657, 959231, 1507363, 1623314, 1918462, 3014726, 10551541, 21103082]

約数ペア:

[(1, 21103082), (2, 10551541), (7, 3014726), (11, 1918462), (13, 1623314), (14, 1507363), (22, 959231), (26, 811657), (77, 274066), (83, 254254), (91, 231902), (127, 166166), (143, 147574), (154, 137033), (166, 127127), (182, 115951), (254, 83083), (286, 73787), (581, 36322), (889, 23738), (913, 23114), (1001, 21082), (1079, 19558), (1162, 18161), (1397, 15106), (1651, 12782), (1778, 11869), (1826, 11557), (2002, 10541), (2158, 9779), (2794, 7553), (3302, 6391)]