21091041244

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12743}}^1\times {\mathrm{4547}}^1$

素因数の和:17314

約数の個数: 48

約数和(自身を含む): 45440414208

約数和(自身を除く): 24349372964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 4547, 9094, 12743, 18188, 25486, 31829, 50972, 59111, 63658, 89201, 118222, 127316, 165659, 178402, 236444, 331318, 356804, 413777, 662636, 827554, 1159613, 1655108, 2319226, 4638452, 57942421, 115884842, 231769684, 405596947, 753251473, 811193894, 1506502946, 1622387788, 3013005892, 5272760311, 10545520622, 21091041244]

約数ペア:

[(1, 21091041244), (2, 10545520622), (4, 5272760311), (7, 3013005892), (13, 1622387788), (14, 1506502946), (26, 811193894), (28, 753251473), (52, 405596947), (91, 231769684), (182, 115884842), (364, 57942421), (4547, 4638452), (9094, 2319226), (12743, 1655108), (18188, 1159613), (25486, 827554), (31829, 662636), (50972, 413777), (59111, 356804), (63658, 331318), (89201, 236444), (118222, 178402), (127316, 165659)]