42424221

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 67350528

約数和(自身を除く): 24926307

約数列:

[1, 3, 7, 21, 47, 53, 141, 159, 329, 371, 811, 987, 1113, 2433, 2491, 5677, 7473, 17031, 17437, 38117, 42983, 52311, 114351, 128949, 266819, 300881, 800457, 902643, 2020201, 6060603, 14141407, 42424221]

約数ペア:

[(1, 42424221), (3, 14141407), (7, 6060603), (21, 2020201), (47, 902643), (53, 800457), (141, 300881), (159, 266819), (329, 128949), (371, 114351), (811, 52311), (987, 42983), (1113, 38117), (2433, 17437), (2491, 17031), (5677, 7473)]