21321342

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{169217}}^1$

素因数の和:169232

約数の個数: 24

約数和(自身を含む): 52796016

約数和(自身を除く): 31474674

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 169217, 338434, 507651, 1015302, 1184519, 1522953, 2369038, 3045906, 3553557, 7107114, 10660671, 21321342]

約数ペア:

[(1, 21321342), (2, 10660671), (3, 7107114), (6, 3553557), (7, 3045906), (9, 2369038), (14, 1522953), (18, 1184519), (21, 1015302), (42, 507651), (63, 338434), (126, 169217)]