42210378

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{643}}^1$

素因数の和:1179

約数の個数: 48

約数和(自身を含む): 104884416

約数和(自身を除く): 62674038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 521, 643, 1042, 1286, 1563, 1929, 3126, 3647, 3858, 4501, 4689, 5787, 7294, 9002, 9378, 10941, 11574, 13503, 21882, 27006, 32823, 40509, 65646, 81018, 335003, 670006, 1005009, 2010018, 2345021, 3015027, 4690042, 6030054, 7035063, 14070126, 21105189, 42210378]

約数ペア:

[(1, 42210378), (2, 21105189), (3, 14070126), (6, 7035063), (7, 6030054), (9, 4690042), (14, 3015027), (18, 2345021), (21, 2010018), (42, 1005009), (63, 670006), (126, 335003), (521, 81018), (643, 65646), (1042, 40509), (1286, 32823), (1563, 27006), (1929, 21882), (3126, 13503), (3647, 11574), (3858, 10941), (4501, 9378), (4689, 9002), (5787, 7294)]