13021428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{155017}}^1$

素因数の和:155031

約数の個数: 24

約数和(自身を含む): 34724032

約数和(自身を除く): 21702604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 155017, 310034, 465051, 620068, 930102, 1085119, 1860204, 2170238, 3255357, 4340476, 6510714, 13021428]

約数ペア:

[(1, 13021428), (2, 6510714), (3, 4340476), (4, 3255357), (6, 2170238), (7, 1860204), (12, 1085119), (14, 930102), (21, 620068), (28, 465051), (42, 310034), (84, 155017)]