21000535727888

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{143177}}^1\times {\mathrm{195047}}^1$

素因数の和:338279

約数の個数: 40

約数和(自身を含む): 41554754825472

約数和(自身を除く): 20554219097584

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 143177, 195047, 286354, 390094, 572708, 780188, 1145416, 1560376, 2290832, 3120752, 6729319, 9167209, 13458638, 18334418, 26917276, 36668836, 53834552, 73337672, 107669104, 146675344, 27926244319, 55852488638, 111704977276, 223409954552, 446819909104, 1312533482993, 2625066965986, 5250133931972, 10500267863944, 21000535727888]

約数ペア:

[(1, 21000535727888), (2, 10500267863944), (4, 5250133931972), (8, 2625066965986), (16, 1312533482993), (47, 446819909104), (94, 223409954552), (188, 111704977276), (376, 55852488638), (752, 27926244319), (143177, 146675344), (195047, 107669104), (286354, 73337672), (390094, 53834552), (572708, 36668836), (780188, 26917276), (1145416, 18334418), (1560376, 13458638), (2290832, 9167209), (3120752, 6729319)]