21319494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{507607}}^1$

素因数の和:507619

約数の個数: 16

約数和(自身を含む): 48730368

約数和(自身を除く): 27410874

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 507607, 1015214, 1522821, 3045642, 3553249, 7106498, 10659747, 21319494]

約数ペア:

[(1, 21319494), (2, 10659747), (3, 7106498), (6, 3553249), (7, 3045642), (14, 1522821), (21, 1015214), (42, 507607)]