2021619516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{122167}}^1$

素因数の和:122378

約数の個数: 48

約数和(自身を含む): 5418395136

約数和(自身を除く): 3396775620

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 197, 394, 591, 788, 1182, 1379, 2364, 2758, 4137, 5516, 8274, 16548, 122167, 244334, 366501, 488668, 733002, 855169, 1466004, 1710338, 2565507, 3420676, 5131014, 10262028, 24066899, 48133798, 72200697, 96267596, 144401394, 168468293, 288802788, 336936586, 505404879, 673873172, 1010809758, 2021619516]

約数ペア:

[(1, 2021619516), (2, 1010809758), (3, 673873172), (4, 505404879), (6, 336936586), (7, 288802788), (12, 168468293), (14, 144401394), (21, 96267596), (28, 72200697), (42, 48133798), (84, 24066899), (197, 10262028), (394, 5131014), (591, 3420676), (788, 2565507), (1182, 1710338), (1379, 1466004), (2364, 855169), (2758, 733002), (4137, 488668), (5516, 366501), (8274, 244334), (16548, 122167)]