21000886224

素因数分解:

$2^4\times 3^1\times {\mathrm{1531}}^1\times {\mathrm{285773}}^1$

素因数の和:287315

約数の個数: 40

約数和(自身を含む): 54287915232

約数和(自身を除く): 33287029008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1531, 3062, 4593, 6124, 9186, 12248, 18372, 24496, 36744, 73488, 285773, 571546, 857319, 1143092, 1714638, 2286184, 3429276, 4572368, 6858552, 13717104, 437518463, 875036926, 1312555389, 1750073852, 2625110778, 3500147704, 5250221556, 7000295408, 10500443112, 21000886224]

約数ペア:

[(1, 21000886224), (2, 10500443112), (3, 7000295408), (4, 5250221556), (6, 3500147704), (8, 2625110778), (12, 1750073852), (16, 1312555389), (24, 875036926), (48, 437518463), (1531, 13717104), (3062, 6858552), (4593, 4572368), (6124, 3429276), (9186, 2286184), (12248, 1714638), (18372, 1143092), (24496, 857319), (36744, 571546), (73488, 285773)]