21627026

素因数分解:

$2^1\times {\mathrm{17}}^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 36080640

約数和(自身を除く): 14453614

約数列:

[1, 2, 17, 31, 34, 62, 71, 142, 289, 527, 578, 1054, 1207, 2201, 2414, 4402, 4913, 8959, 9826, 17918, 20519, 37417, 41038, 74834, 152303, 304606, 348823, 636089, 697646, 1272178, 10813513, 21627026]

約数ペア:

[(1, 21627026), (2, 10813513), (17, 1272178), (31, 697646), (34, 636089), (62, 348823), (71, 304606), (142, 152303), (289, 74834), (527, 41038), (578, 37417), (1054, 20519), (1207, 17918), (2201, 9826), (2414, 8959), (4402, 4913)]