21583386

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1787}}^1$

素因数の和:1867

約数の個数: 48

約数和(自身を含む): 51880608

約数和(自身を除く): 30297222

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 61, 66, 99, 122, 183, 198, 366, 549, 671, 1098, 1342, 1787, 2013, 3574, 4026, 5361, 6039, 10722, 12078, 16083, 19657, 32166, 39314, 58971, 109007, 117942, 176913, 218014, 327021, 353826, 654042, 981063, 1199077, 1962126, 2398154, 3597231, 7194462, 10791693, 21583386]

約数ペア:

[(1, 21583386), (2, 10791693), (3, 7194462), (6, 3597231), (9, 2398154), (11, 1962126), (18, 1199077), (22, 981063), (33, 654042), (61, 353826), (66, 327021), (99, 218014), (122, 176913), (183, 117942), (198, 109007), (366, 58971), (549, 39314), (671, 32166), (1098, 19657), (1342, 16083), (1787, 12078), (2013, 10722), (3574, 6039), (4026, 5361)]