21074486

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{1901}}^1$

素因数の和:2167

約数の個数: 16

約数和(自身を含む): 33140448

約数和(自身を除く): 12065962

約数列:

[1, 2, 23, 46, 241, 482, 1901, 3802, 5543, 11086, 43723, 87446, 458141, 916282, 10537243, 21074486]

約数ペア:

[(1, 21074486), (2, 10537243), (23, 916282), (46, 458141), (241, 87446), (482, 43723), (1901, 11086), (3802, 5543)]