21063798

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167173}}^1$

素因数の和:167188

約数の個数: 24

約数和(自身を含む): 52158288

約数和(自身を除く): 31094490

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167173, 334346, 501519, 1003038, 1170211, 1504557, 2340422, 3009114, 3510633, 7021266, 10531899, 21063798]

約数ペア:

[(1, 21063798), (2, 10531899), (3, 7021266), (6, 3510633), (7, 3009114), (9, 2340422), (14, 1504557), (18, 1170211), (21, 1003038), (42, 501519), (63, 334346), (126, 167173)]