21406346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 36324288

約数和(自身を除く): 14917942

約数列:

[1, 2, 13, 26, 41, 43, 82, 86, 467, 533, 559, 934, 1066, 1118, 1763, 3526, 6071, 12142, 19147, 20081, 22919, 38294, 40162, 45838, 248911, 261053, 497822, 522106, 823321, 1646642, 10703173, 21406346]

約数ペア:

[(1, 21406346), (2, 10703173), (13, 1646642), (26, 823321), (41, 522106), (43, 497822), (82, 261053), (86, 248911), (467, 45838), (533, 40162), (559, 38294), (934, 22919), (1066, 20081), (1118, 19147), (1763, 12142), (3526, 6071)]