21038092418

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{269}}^2\times {\mathrm{1093}}^1$

素因数の和:1659

約数の個数: 48

約数和(自身を含む): 38139990720

約数和(自身を除く): 17101898302

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 269, 538, 1093, 1883, 2186, 3766, 5111, 7651, 10222, 15302, 20767, 35777, 41534, 71554, 72361, 144722, 145369, 290738, 294017, 506527, 588034, 1013054, 1374859, 2058119, 2749718, 4116238, 5586323, 9624013, 11172646, 19248026, 39104261, 78208522, 79090573, 158181146, 553634011, 1107268022, 1502720887, 3005441774, 10519046209, 21038092418]

約数ペア:

[(1, 21038092418), (2, 10519046209), (7, 3005441774), (14, 1502720887), (19, 1107268022), (38, 553634011), (133, 158181146), (266, 79090573), (269, 78208522), (538, 39104261), (1093, 19248026), (1883, 11172646), (2186, 9624013), (3766, 5586323), (5111, 4116238), (7651, 2749718), (10222, 2058119), (15302, 1374859), (20767, 1013054), (35777, 588034), (41534, 506527), (71554, 294017), (72361, 290738), (144722, 145369)]