21649488

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{64433}}^1$

素因数の和:64451

約数の個数: 40

約数和(自身を含む): 63918528

約数和(自身を除く): 42269040

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 64433, 128866, 193299, 257732, 386598, 451031, 515464, 773196, 902062, 1030928, 1353093, 1546392, 1804124, 2706186, 3092784, 3608248, 5412372, 7216496, 10824744, 21649488]

約数ペア:

[(1, 21649488), (2, 10824744), (3, 7216496), (4, 5412372), (6, 3608248), (7, 3092784), (8, 2706186), (12, 1804124), (14, 1546392), (16, 1353093), (21, 1030928), (24, 902062), (28, 773196), (42, 515464), (48, 451031), (56, 386598), (84, 257732), (112, 193299), (168, 128866), (336, 64433)]