21945196

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{60289}}^1$

素因数の和:60313

約数の個数: 24

約数和(自身を含む): 47267360

約数和(自身を除く): 25322164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 60289, 120578, 241156, 422023, 783757, 844046, 1567514, 1688092, 3135028, 5486299, 10972598, 21945196]

約数ペア:

[(1, 21945196), (2, 10972598), (4, 5486299), (7, 3135028), (13, 1688092), (14, 1567514), (26, 844046), (28, 783757), (52, 422023), (91, 241156), (182, 120578), (364, 60289)]