21474354

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{2689}}^1$

素因数の和:2727

約数の個数: 32

約数和(自身を含む): 47257920

約数和(自身を除く): 25783566

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 1331, 2662, 2689, 3993, 5378, 7986, 8067, 16134, 29579, 59158, 88737, 177474, 325369, 650738, 976107, 1952214, 3579059, 7158118, 10737177, 21474354]

約数ペア:

[(1, 21474354), (2, 10737177), (3, 7158118), (6, 3579059), (11, 1952214), (22, 976107), (33, 650738), (66, 325369), (121, 177474), (242, 88737), (363, 59158), (726, 29579), (1331, 16134), (2662, 8067), (2689, 7986), (3993, 5378)]