21754122

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2129}}^1$

素因数の和:2278

約数の個数: 32

約数和(自身を含む): 47234880

約数和(自身を除く): 25480758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 2129, 3406, 4258, 5109, 6387, 10218, 12774, 27677, 55354, 83031, 166062, 278899, 557798, 836697, 1673394, 3625687, 7251374, 10877061, 21754122]

約数ペア:

[(1, 21754122), (2, 10877061), (3, 7251374), (6, 3625687), (13, 1673394), (26, 836697), (39, 557798), (78, 278899), (131, 166062), (262, 83031), (393, 55354), (786, 27677), (1703, 12774), (2129, 10218), (3406, 6387), (4258, 5109)]