21007662

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6569}}^1$

素因数の和:6628

約数の個数: 32

約数和(自身を含む): 46357920

約数和(自身を除く): 25350258

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 6569, 13138, 19707, 39414, 85397, 170794, 256191, 269329, 512382, 538658, 807987, 1615974, 3501277, 7002554, 10503831, 21007662]

約数ペア:

[(1, 21007662), (2, 10503831), (3, 7002554), (6, 3501277), (13, 1615974), (26, 807987), (39, 538658), (41, 512382), (78, 269329), (82, 256191), (123, 170794), (246, 85397), (533, 39414), (1066, 19707), (1599, 13138), (3198, 6569)]