21959868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{261427}}^1$

素因数の和:261441

約数の個数: 24

約数和(自身を含む): 58559872

約数和(自身を除く): 36600004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 261427, 522854, 784281, 1045708, 1568562, 1829989, 3137124, 3659978, 5489967, 7319956, 10979934, 21959868]

約数ペア:

[(1, 21959868), (2, 10979934), (3, 7319956), (4, 5489967), (6, 3659978), (7, 3137124), (12, 1829989), (14, 1568562), (21, 1045708), (28, 784281), (42, 522854), (84, 261427)]