21139590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37087}}^1$

素因数の和:37116

約数の個数: 32

約数和(自身を含む): 53406720

約数和(自身を除く): 32267130

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 37087, 74174, 111261, 185435, 222522, 370870, 556305, 704653, 1112610, 1409306, 2113959, 3523265, 4227918, 7046530, 10569795, 21139590]

約数ペア:

[(1, 21139590), (2, 10569795), (3, 7046530), (5, 4227918), (6, 3523265), (10, 2113959), (15, 1409306), (19, 1112610), (30, 704653), (38, 556305), (57, 370870), (95, 222522), (114, 185435), (190, 111261), (285, 74174), (570, 37087)]