20984124

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{249811}}^1$

素因数の和:249825

約数の個数: 24

約数和(自身を含む): 55957888

約数和(自身を除く): 34973764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 249811, 499622, 749433, 999244, 1498866, 1748677, 2997732, 3497354, 5246031, 6994708, 10492062, 20984124]

約数ペア:

[(1, 20984124), (2, 10492062), (3, 6994708), (4, 5246031), (6, 3497354), (7, 2997732), (12, 1748677), (14, 1498866), (21, 999244), (28, 749433), (42, 499622), (84, 249811)]