2021651723

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{6949}}^1$

素因数の和:7131

約数の個数: 32

約数和(自身を含む): 2615424000

約数和(自身を除く): 593772277

約数列:

[1, 7, 13, 23, 91, 139, 161, 299, 973, 1807, 2093, 3197, 6949, 12649, 22379, 41561, 48643, 90337, 159827, 290927, 632359, 965911, 1118789, 2077751, 6761377, 12556843, 14544257, 22215953, 87897901, 155511671, 288807389, 2021651723]

約数ペア:

[(1, 2021651723), (7, 288807389), (13, 155511671), (23, 87897901), (91, 22215953), (139, 14544257), (161, 12556843), (299, 6761377), (973, 2077751), (1807, 1118789), (2093, 965911), (3197, 632359), (6949, 290927), (12649, 159827), (22379, 90337), (41561, 48643)]