21594531

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{601}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 34675200

約数和(自身を除く): 13080669

約数列:

[1, 3, 7, 21, 29, 59, 87, 177, 203, 413, 601, 609, 1239, 1711, 1803, 4207, 5133, 11977, 12621, 17429, 35459, 35931, 52287, 106377, 122003, 248213, 366009, 744639, 1028311, 3084933, 7198177, 21594531]

約数ペア:

[(1, 21594531), (3, 7198177), (7, 3084933), (21, 1028311), (29, 744639), (59, 366009), (87, 248213), (177, 122003), (203, 106377), (413, 52287), (601, 35931), (609, 35459), (1239, 17429), (1711, 12621), (1803, 11977), (4207, 5133)]