21291266172

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1507453}}^1$

素因数の和:1507578

約数の個数: 48

約数和(自身を含む): 54702490752

約数和(自身を除く): 33411224580

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 107, 132, 214, 321, 428, 642, 1177, 1284, 2354, 3531, 4708, 7062, 14124, 1507453, 3014906, 4522359, 6029812, 9044718, 16581983, 18089436, 33163966, 49745949, 66327932, 99491898, 161297471, 198983796, 322594942, 483892413, 645189884, 967784826, 1774272181, 1935569652, 3548544362, 5322816543, 7097088724, 10645633086, 21291266172]

約数ペア:

[(1, 21291266172), (2, 10645633086), (3, 7097088724), (4, 5322816543), (6, 3548544362), (11, 1935569652), (12, 1774272181), (22, 967784826), (33, 645189884), (44, 483892413), (66, 322594942), (107, 198983796), (132, 161297471), (214, 99491898), (321, 66327932), (428, 49745949), (642, 33163966), (1177, 18089436), (1284, 16581983), (2354, 9044718), (3531, 6029812), (4708, 4522359), (7062, 3014906), (14124, 1507453)]