21124408029

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{418811}}^1$

素因数の和:418897

約数の個数: 32

約数和(自身を含む): 31843113984

約数和(自身を除く): 10718705955

約数列:

[1, 3, 17, 23, 43, 51, 69, 129, 391, 731, 989, 1173, 2193, 2967, 16813, 50439, 418811, 1256433, 7119787, 9632653, 18008873, 21359361, 28897959, 54026619, 163755101, 306150841, 414204079, 491265303, 918452523, 1242612237, 7041469343, 21124408029]

約数ペア:

[(1, 21124408029), (3, 7041469343), (17, 1242612237), (23, 918452523), (43, 491265303), (51, 414204079), (69, 306150841), (129, 163755101), (391, 54026619), (731, 28897959), (989, 21359361), (1173, 18008873), (2193, 9632653), (2967, 7119787), (16813, 1256433), (50439, 418811)]