42721994

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6983}}^1$

素因数の和:7034

約数の個数: 32

約数和(自身を含む): 80455680

約数和(自身を除く): 37733686

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 266, 322, 437, 874, 3059, 6118, 6983, 13966, 48881, 97762, 132677, 160609, 265354, 321218, 928739, 1124263, 1857478, 2248526, 3051571, 6103142, 21360997, 42721994]

約数ペア:

[(1, 42721994), (2, 21360997), (7, 6103142), (14, 3051571), (19, 2248526), (23, 1857478), (38, 1124263), (46, 928739), (133, 321218), (161, 265354), (266, 160609), (322, 132677), (437, 97762), (874, 48881), (3059, 13966), (6118, 6983)]