21173642

素因数分解:

$2^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{6491}}^1$

素因数の和:6733

約数の個数: 16

約数和(自身を含む): 36459072

約数和(自身を除く): 15285430

約数列:

[1, 2, 7, 14, 233, 466, 1631, 3262, 6491, 12982, 45437, 90874, 1512403, 3024806, 10586821, 21173642]

約数ペア:

[(1, 21173642), (2, 10586821), (7, 3024806), (14, 1512403), (233, 90874), (466, 45437), (1631, 12982), (3262, 6491)]