42420756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4903}}^1$

素因数の和:5020

約数の個数: 48

約数和(自身を含む): 114243584

約数和(自身を除く): 71822828

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 103, 206, 309, 412, 618, 721, 1236, 1442, 2163, 2884, 4326, 4903, 8652, 9806, 14709, 19612, 29418, 34321, 58836, 68642, 102963, 137284, 205926, 411852, 505009, 1010018, 1515027, 2020036, 3030054, 3535063, 6060108, 7070126, 10605189, 14140252, 21210378, 42420756]

約数ペア:

[(1, 42420756), (2, 21210378), (3, 14140252), (4, 10605189), (6, 7070126), (7, 6060108), (12, 3535063), (14, 3030054), (21, 2020036), (28, 1515027), (42, 1010018), (84, 505009), (103, 411852), (206, 205926), (309, 137284), (412, 102963), (618, 68642), (721, 58836), (1236, 34321), (1442, 29418), (2163, 19612), (2884, 14709), (4326, 9806), (4903, 8652)]