21880888974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1949}}^1\times {\mathrm{89101}}^1$

素因数の和:91065

約数の個数: 48

約数和(自身を含む): 54209656800

約数和(自身を除く): 32328767826

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1949, 3898, 5847, 11694, 13643, 17541, 27286, 35082, 40929, 81858, 89101, 122787, 178202, 245574, 267303, 534606, 623707, 801909, 1247414, 1603818, 1871121, 3742242, 5613363, 11226726, 173657849, 347315698, 520973547, 1041947094, 1215604943, 1562920641, 2431209886, 3125841282, 3646814829, 7293629658, 10940444487, 21880888974]

約数ペア:

[(1, 21880888974), (2, 10940444487), (3, 7293629658), (6, 3646814829), (7, 3125841282), (9, 2431209886), (14, 1562920641), (18, 1215604943), (21, 1041947094), (42, 520973547), (63, 347315698), (126, 173657849), (1949, 11226726), (3898, 5613363), (5847, 3742242), (11694, 1871121), (13643, 1603818), (17541, 1247414), (27286, 801909), (35082, 623707), (40929, 534606), (81858, 267303), (89101, 245574), (122787, 178202)]