21122654

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{6011}}^1$

素因数の和:6271

約数の個数: 16

約数和(自身を含む): 36360576

約数和(自身を除く): 15237922

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 6011, 12022, 42077, 84154, 1508761, 3017522, 10561327, 21122654]

約数ペア:

[(1, 21122654), (2, 10561327), (7, 3017522), (14, 1508761), (251, 84154), (502, 42077), (1757, 12022), (3514, 6011)]