2021900008

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{69991}}^1$

素因数の和:70177

約数の個数: 32

約数和(自身を含む): 3981144960

約数和(自身を除く): 1959244952

約数列:

[1, 2, 4, 8, 23, 46, 92, 157, 184, 314, 628, 1256, 3611, 7222, 14444, 28888, 69991, 139982, 279964, 559928, 1609793, 3219586, 6439172, 10988587, 12878344, 21977174, 43954348, 87908696, 252737501, 505475002, 1010950004, 2021900008]

約数ペア:

[(1, 2021900008), (2, 1010950004), (4, 505475002), (8, 252737501), (23, 87908696), (46, 43954348), (92, 21977174), (157, 12878344), (184, 10988587), (314, 6439172), (628, 3219586), (1256, 1609793), (3611, 559928), (7222, 279964), (14444, 139982), (28888, 69991)]