21212323

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 23828832

約数和(自身を除く): 2616509

約数列:

[1, 11, 61, 101, 313, 671, 1111, 3443, 6161, 19093, 31613, 67771, 210023, 347743, 1928393, 21212323]

約数ペア:

[(1, 21212323), (11, 1928393), (61, 347743), (101, 210023), (313, 67771), (671, 31613), (1111, 19093), (3443, 6161)]