21046038

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6581}}^1$

素因数の和:6640

約数の個数: 32

約数和(自身を含む): 46442592

約数和(自身を除く): 25396554

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 6581, 13162, 19743, 39486, 85553, 171106, 256659, 269821, 513318, 539642, 809463, 1618926, 3507673, 7015346, 10523019, 21046038]

約数ペア:

[(1, 21046038), (2, 10523019), (3, 7015346), (6, 3507673), (13, 1618926), (26, 809463), (39, 539642), (41, 513318), (78, 269821), (82, 256659), (123, 171106), (246, 85553), (533, 39486), (1066, 19743), (1599, 13162), (3198, 6581)]