21882993

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{21391}}^1$

素因数の和:21436

約数の個数: 16

約数和(自身を含む): 32858112

約数和(自身を除く): 10975119

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 21391, 64173, 235301, 663121, 705903, 1989363, 7294331, 21882993]

約数ペア:

[(1, 21882993), (3, 7294331), (11, 1989363), (31, 705903), (33, 663121), (93, 235301), (341, 64173), (1023, 21391)]