21722954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{16187}}^1$

素因数の和:16261

約数の個数: 16

約数和(自身を含む): 36131616

約数和(自身を除く): 14408662

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 16187, 32374, 178057, 356114, 987407, 1974814, 10861477, 21722954]

約数ペア:

[(1, 21722954), (2, 10861477), (11, 1974814), (22, 987407), (61, 356114), (122, 178057), (671, 32374), (1342, 16187)]