21335898

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{887}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 45181440

約数和(自身を除く): 23845542

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 211, 422, 633, 887, 1266, 1774, 2661, 4009, 5322, 8018, 12027, 16853, 24054, 33706, 50559, 101118, 187157, 374314, 561471, 1122942, 3555983, 7111966, 10667949, 21335898]

約数ペア:

[(1, 21335898), (2, 10667949), (3, 7111966), (6, 3555983), (19, 1122942), (38, 561471), (57, 374314), (114, 187157), (211, 101118), (422, 50559), (633, 33706), (887, 24054), (1266, 16853), (1774, 12027), (2661, 8018), (4009, 5322)]