21797342

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{6203}}^1$

素因数の和:6463

約数の個数: 16

約数和(自身を含む): 37521792

約数和(自身を除く): 15724450

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 6203, 12406, 43421, 86842, 1556953, 3113906, 10898671, 21797342]

約数ペア:

[(1, 21797342), (2, 10898671), (7, 3113906), (14, 1556953), (251, 86842), (502, 43421), (1757, 12406), (3514, 6203)]