21014608

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{69127}}^1$

素因数の和:69154

約数の個数: 20

約数和(自身を含む): 42859360

約数和(自身を除く): 21844752

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 69127, 138254, 276508, 553016, 1106032, 1313413, 2626826, 5253652, 10507304, 21014608]

約数ペア:

[(1, 21014608), (2, 10507304), (4, 5253652), (8, 2626826), (16, 1313413), (19, 1106032), (38, 553016), (76, 276508), (152, 138254), (304, 69127)]