21828534

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39979}}^1$

素因数の和:40004

約数の個数: 32

約数和(自身を含む): 53733120

約数和(自身を除く): 31904586

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 39979, 79958, 119937, 239874, 279853, 519727, 559706, 839559, 1039454, 1559181, 1679118, 3118362, 3638089, 7276178, 10914267, 21828534]

約数ペア:

[(1, 21828534), (2, 10914267), (3, 7276178), (6, 3638089), (7, 3118362), (13, 1679118), (14, 1559181), (21, 1039454), (26, 839559), (39, 559706), (42, 519727), (78, 279853), (91, 239874), (182, 119937), (273, 79958), (546, 39979)]