21941986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{32173}}^1$

素因数の和:32217

約数の個数: 16

約数和(自身を含む): 37064448

約数和(自身を除く): 15122462

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 32173, 64346, 353903, 707806, 997363, 1994726, 10970993, 21941986]

約数ペア:

[(1, 21941986), (2, 10970993), (11, 1994726), (22, 997363), (31, 707806), (62, 353903), (341, 64346), (682, 32173)]