21083729905

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2393}}^1\times {\mathrm{13249}}^1$

素因数の和:15673

約数の個数: 32

約数和(自身を含む): 30451680000

約数和(自身を除く): 9367950095

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 2393, 11965, 13249, 16751, 45467, 66245, 83755, 92743, 227335, 251731, 318269, 463715, 1258655, 1591345, 1762117, 8810585, 31704857, 158524285, 221933999, 602392283, 1109669995, 3011961415, 4216745981, 21083729905]

約数ペア:

[(1, 21083729905), (5, 4216745981), (7, 3011961415), (19, 1109669995), (35, 602392283), (95, 221933999), (133, 158524285), (665, 31704857), (2393, 8810585), (11965, 1762117), (13249, 1591345), (16751, 1258655), (45467, 463715), (66245, 318269), (83755, 251731), (92743, 227335)]