21646248

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{69379}}^1$

素因数の和:69401

約数の個数: 32

約数和(自身を含む): 58279200

約数和(自身を除く): 36632952

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 69379, 138758, 208137, 277516, 416274, 555032, 832548, 901927, 1665096, 1803854, 2705781, 3607708, 5411562, 7215416, 10823124, 21646248]

約数ペア:

[(1, 21646248), (2, 10823124), (3, 7215416), (4, 5411562), (6, 3607708), (8, 2705781), (12, 1803854), (13, 1665096), (24, 901927), (26, 832548), (39, 555032), (52, 416274), (78, 277516), (104, 208137), (156, 138758), (312, 69379)]